bpo-33012: Fix invalid function cast warnings with gcc 8 in Argument Clinic. (GH-6748)

Fix invalid function cast warnings with gcc 8
for method conventions different from METH_NOARGS, METH_O and
METH_VARARGS in Argument Clinic generated code.

1 files changed, 110 insertions, 110 deletions

diff --git a/Modules/clinic/posixmodule.c.h b/Modules/clinic/posixmodule.c.h
index 56010f4..8069070 100644
--- a/Modules/clinic/posixmodule.c.h
+++ b/Modules/clinic/posixmodule.c.h
@@ -28,7 +28,7 @@ PyDoc_STRVAR(os_stat__doc__,
 "  an open file descriptor.");
 
 #define OS_STAT_METHODDEF    \
-    {"stat", (PyCFunction)os_stat, METH_FASTCALL|METH_KEYWORDS, os_stat__doc__},
+    {"stat", (PyCFunction)(void(*)(void))os_stat, METH_FASTCALL|METH_KEYWORDS, os_stat__doc__},
 
 static PyObject *
 os_stat_impl(PyObject *module, path_t *path, int dir_fd, int follow_symlinks);
@@ -66,7 +66,7 @@ PyDoc_STRVAR(os_lstat__doc__,
 "Equivalent to stat(path, follow_symlinks=False).");
 
 #define OS_LSTAT_METHODDEF    \
-    {"lstat", (PyCFunction)os_lstat, METH_FASTCALL|METH_KEYWORDS, os_lstat__doc__},
+    {"lstat", (PyCFunction)(void(*)(void))os_lstat, METH_FASTCALL|METH_KEYWORDS, os_lstat__doc__},
 
 static PyObject *
 os_lstat_impl(PyObject *module, path_t *path, int dir_fd);
@@ -126,7 +126,7 @@ PyDoc_STRVAR(os_access__doc__,
 "  has the specified access to the path.");
 
 #define OS_ACCESS_METHODDEF    \
-    {"access", (PyCFunction)os_access, METH_FASTCALL|METH_KEYWORDS, os_access__doc__},
+    {"access", (PyCFunction)(void(*)(void))os_access, METH_FASTCALL|METH_KEYWORDS, os_access__doc__},
 
 static int
 os_access_impl(PyObject *module, path_t *path, int mode, int dir_fd,
@@ -234,7 +234,7 @@ PyDoc_STRVAR(os_chdir__doc__,
 "  If this functionality is unavailable, using it raises an exception.");
 
 #define OS_CHDIR_METHODDEF    \
-    {"chdir", (PyCFunction)os_chdir, METH_FASTCALL|METH_KEYWORDS, os_chdir__doc__},
+    {"chdir", (PyCFunction)(void(*)(void))os_chdir, METH_FASTCALL|METH_KEYWORDS, os_chdir__doc__},
 
 static PyObject *
 os_chdir_impl(PyObject *module, path_t *path);
@@ -272,7 +272,7 @@ PyDoc_STRVAR(os_fchdir__doc__,
 "Equivalent to os.chdir(fd).");
 
 #define OS_FCHDIR_METHODDEF    \
-    {"fchdir", (PyCFunction)os_fchdir, METH_FASTCALL|METH_KEYWORDS, os_fchdir__doc__},
+    {"fchdir", (PyCFunction)(void(*)(void))os_fchdir, METH_FASTCALL|METH_KEYWORDS, os_fchdir__doc__},
 
 static PyObject *
 os_fchdir_impl(PyObject *module, int fd);
@@ -324,7 +324,7 @@ PyDoc_STRVAR(os_chmod__doc__,
 "  If they are unavailable, using them will raise a NotImplementedError.");
 
 #define OS_CHMOD_METHODDEF    \
-    {"chmod", (PyCFunction)os_chmod, METH_FASTCALL|METH_KEYWORDS, os_chmod__doc__},
+    {"chmod", (PyCFunction)(void(*)(void))os_chmod, METH_FASTCALL|METH_KEYWORDS, os_chmod__doc__},
 
 static PyObject *
 os_chmod_impl(PyObject *module, path_t *path, int mode, int dir_fd,
@@ -365,7 +365,7 @@ PyDoc_STRVAR(os_fchmod__doc__,
 "Equivalent to os.chmod(fd, mode).");
 
 #define OS_FCHMOD_METHODDEF    \
-    {"fchmod", (PyCFunction)os_fchmod, METH_FASTCALL|METH_KEYWORDS, os_fchmod__doc__},
+    {"fchmod", (PyCFunction)(void(*)(void))os_fchmod, METH_FASTCALL|METH_KEYWORDS, os_fchmod__doc__},
 
 static PyObject *
 os_fchmod_impl(PyObject *module, int fd, int mode);
@@ -403,7 +403,7 @@ PyDoc_STRVAR(os_lchmod__doc__,
 "Equivalent to chmod(path, mode, follow_symlinks=False).\"");
 
 #define OS_LCHMOD_METHODDEF    \
-    {"lchmod", (PyCFunction)os_lchmod, METH_FASTCALL|METH_KEYWORDS, os_lchmod__doc__},
+    {"lchmod", (PyCFunction)(void(*)(void))os_lchmod, METH_FASTCALL|METH_KEYWORDS, os_lchmod__doc__},
 
 static PyObject *
 os_lchmod_impl(PyObject *module, path_t *path, int mode);
@@ -447,7 +447,7 @@ PyDoc_STRVAR(os_chflags__doc__,
 "unavailable, using it will raise a NotImplementedError.");
 
 #define OS_CHFLAGS_METHODDEF    \
-    {"chflags", (PyCFunction)os_chflags, METH_FASTCALL|METH_KEYWORDS, os_chflags__doc__},
+    {"chflags", (PyCFunction)(void(*)(void))os_chflags, METH_FASTCALL|METH_KEYWORDS, os_chflags__doc__},
 
 static PyObject *
 os_chflags_impl(PyObject *module, path_t *path, unsigned long flags,
@@ -490,7 +490,7 @@ PyDoc_STRVAR(os_lchflags__doc__,
 "Equivalent to chflags(path, flags, follow_symlinks=False).");
 
 #define OS_LCHFLAGS_METHODDEF    \
-    {"lchflags", (PyCFunction)os_lchflags, METH_FASTCALL|METH_KEYWORDS, os_lchflags__doc__},
+    {"lchflags", (PyCFunction)(void(*)(void))os_lchflags, METH_FASTCALL|METH_KEYWORDS, os_lchflags__doc__},
 
 static PyObject *
 os_lchflags_impl(PyObject *module, path_t *path, unsigned long flags);
@@ -528,7 +528,7 @@ PyDoc_STRVAR(os_chroot__doc__,
 "Change root directory to path.");
 
 #define OS_CHROOT_METHODDEF    \
-    {"chroot", (PyCFunction)os_chroot, METH_FASTCALL|METH_KEYWORDS, os_chroot__doc__},
+    {"chroot", (PyCFunction)(void(*)(void))os_chroot, METH_FASTCALL|METH_KEYWORDS, os_chroot__doc__},
 
 static PyObject *
 os_chroot_impl(PyObject *module, path_t *path);
@@ -565,7 +565,7 @@ PyDoc_STRVAR(os_fsync__doc__,
 "Force write of fd to disk.");
 
 #define OS_FSYNC_METHODDEF    \
-    {"fsync", (PyCFunction)os_fsync, METH_FASTCALL|METH_KEYWORDS, os_fsync__doc__},
+    {"fsync", (PyCFunction)(void(*)(void))os_fsync, METH_FASTCALL|METH_KEYWORDS, os_fsync__doc__},
 
 static PyObject *
 os_fsync_impl(PyObject *module, int fd);
@@ -621,7 +621,7 @@ PyDoc_STRVAR(os_fdatasync__doc__,
 "Force write of fd to disk without forcing update of metadata.");
 
 #define OS_FDATASYNC_METHODDEF    \
-    {"fdatasync", (PyCFunction)os_fdatasync, METH_FASTCALL|METH_KEYWORDS, os_fdatasync__doc__},
+    {"fdatasync", (PyCFunction)(void(*)(void))os_fdatasync, METH_FASTCALL|METH_KEYWORDS, os_fdatasync__doc__},
 
 static PyObject *
 os_fdatasync_impl(PyObject *module, int fd);
@@ -679,7 +679,7 @@ PyDoc_STRVAR(os_chown__doc__,
 "  If they are unavailable, using them will raise a NotImplementedError.");
 
 #define OS_CHOWN_METHODDEF    \
-    {"chown", (PyCFunction)os_chown, METH_FASTCALL|METH_KEYWORDS, os_chown__doc__},
+    {"chown", (PyCFunction)(void(*)(void))os_chown, METH_FASTCALL|METH_KEYWORDS, os_chown__doc__},
 
 static PyObject *
 os_chown_impl(PyObject *module, path_t *path, uid_t uid, gid_t gid,
@@ -723,7 +723,7 @@ PyDoc_STRVAR(os_fchown__doc__,
 "Equivalent to os.chown(fd, uid, gid).");
 
 #define OS_FCHOWN_METHODDEF    \
-    {"fchown", (PyCFunction)os_fchown, METH_FASTCALL|METH_KEYWORDS, os_fchown__doc__},
+    {"fchown", (PyCFunction)(void(*)(void))os_fchown, METH_FASTCALL|METH_KEYWORDS, os_fchown__doc__},
 
 static PyObject *
 os_fchown_impl(PyObject *module, int fd, uid_t uid, gid_t gid);
@@ -762,7 +762,7 @@ PyDoc_STRVAR(os_lchown__doc__,
 "Equivalent to os.chown(path, uid, gid, follow_symlinks=False).");
 
 #define OS_LCHOWN_METHODDEF    \
-    {"lchown", (PyCFunction)os_lchown, METH_FASTCALL|METH_KEYWORDS, os_lchown__doc__},
+    {"lchown", (PyCFunction)(void(*)(void))os_lchown, METH_FASTCALL|METH_KEYWORDS, os_lchown__doc__},
 
 static PyObject *
 os_lchown_impl(PyObject *module, path_t *path, uid_t uid, gid_t gid);
@@ -848,7 +848,7 @@ PyDoc_STRVAR(os_link__doc__,
 "  NotImplementedError.");
 
 #define OS_LINK_METHODDEF    \
-    {"link", (PyCFunction)os_link, METH_FASTCALL|METH_KEYWORDS, os_link__doc__},
+    {"link", (PyCFunction)(void(*)(void))os_link, METH_FASTCALL|METH_KEYWORDS, os_link__doc__},
 
 static PyObject *
 os_link_impl(PyObject *module, path_t *src, path_t *dst, int src_dir_fd,
@@ -901,7 +901,7 @@ PyDoc_STRVAR(os_listdir__doc__,
 "entries \'.\' and \'..\' even if they are present in the directory.");
 
 #define OS_LISTDIR_METHODDEF    \
-    {"listdir", (PyCFunction)os_listdir, METH_FASTCALL|METH_KEYWORDS, os_listdir__doc__},
+    {"listdir", (PyCFunction)(void(*)(void))os_listdir, METH_FASTCALL|METH_KEYWORDS, os_listdir__doc__},
 
 static PyObject *
 os_listdir_impl(PyObject *module, path_t *path);
@@ -1016,7 +1016,7 @@ PyDoc_STRVAR(os__getvolumepathname__doc__,
 "A helper function for ismount on Win32.");
 
 #define OS__GETVOLUMEPATHNAME_METHODDEF    \
-    {"_getvolumepathname", (PyCFunction)os__getvolumepathname, METH_FASTCALL|METH_KEYWORDS, os__getvolumepathname__doc__},
+    {"_getvolumepathname", (PyCFunction)(void(*)(void))os__getvolumepathname, METH_FASTCALL|METH_KEYWORDS, os__getvolumepathname__doc__},
 
 static PyObject *
 os__getvolumepathname_impl(PyObject *module, path_t *path);
@@ -1058,7 +1058,7 @@ PyDoc_STRVAR(os_mkdir__doc__,
 "The mode argument is ignored on Windows.");
 
 #define OS_MKDIR_METHODDEF    \
-    {"mkdir", (PyCFunction)os_mkdir, METH_FASTCALL|METH_KEYWORDS, os_mkdir__doc__},
+    {"mkdir", (PyCFunction)(void(*)(void))os_mkdir, METH_FASTCALL|METH_KEYWORDS, os_mkdir__doc__},
 
 static PyObject *
 os_mkdir_impl(PyObject *module, path_t *path, int mode, int dir_fd);
@@ -1126,7 +1126,7 @@ PyDoc_STRVAR(os_getpriority__doc__,
 "Return program scheduling priority.");
 
 #define OS_GETPRIORITY_METHODDEF    \
-    {"getpriority", (PyCFunction)os_getpriority, METH_FASTCALL|METH_KEYWORDS, os_getpriority__doc__},
+    {"getpriority", (PyCFunction)(void(*)(void))os_getpriority, METH_FASTCALL|METH_KEYWORDS, os_getpriority__doc__},
 
 static PyObject *
 os_getpriority_impl(PyObject *module, int which, int who);
@@ -1161,7 +1161,7 @@ PyDoc_STRVAR(os_setpriority__doc__,
 "Set program scheduling priority.");
 
 #define OS_SETPRIORITY_METHODDEF    \
-    {"setpriority", (PyCFunction)os_setpriority, METH_FASTCALL|METH_KEYWORDS, os_setpriority__doc__},
+    {"setpriority", (PyCFunction)(void(*)(void))os_setpriority, METH_FASTCALL|METH_KEYWORDS, os_setpriority__doc__},
 
 static PyObject *
 os_setpriority_impl(PyObject *module, int which, int who, int priority);
@@ -1201,7 +1201,7 @@ PyDoc_STRVAR(os_rename__doc__,
 "  If they are unavailable, using them will raise a NotImplementedError.");
 
 #define OS_RENAME_METHODDEF    \
-    {"rename", (PyCFunction)os_rename, METH_FASTCALL|METH_KEYWORDS, os_rename__doc__},
+    {"rename", (PyCFunction)(void(*)(void))os_rename, METH_FASTCALL|METH_KEYWORDS, os_rename__doc__},
 
 static PyObject *
 os_rename_impl(PyObject *module, path_t *src, path_t *dst, int src_dir_fd,
@@ -1246,7 +1246,7 @@ PyDoc_STRVAR(os_replace__doc__,
 "  If they are unavailable, using them will raise a NotImplementedError.\"");
 
 #define OS_REPLACE_METHODDEF    \
-    {"replace", (PyCFunction)os_replace, METH_FASTCALL|METH_KEYWORDS, os_replace__doc__},
+    {"replace", (PyCFunction)(void(*)(void))os_replace, METH_FASTCALL|METH_KEYWORDS, os_replace__doc__},
 
 static PyObject *
 os_replace_impl(PyObject *module, path_t *src, path_t *dst, int src_dir_fd,
@@ -1290,7 +1290,7 @@ PyDoc_STRVAR(os_rmdir__doc__,
 "  If it is unavailable, using it will raise a NotImplementedError.");
 
 #define OS_RMDIR_METHODDEF    \
-    {"rmdir", (PyCFunction)os_rmdir, METH_FASTCALL|METH_KEYWORDS, os_rmdir__doc__},
+    {"rmdir", (PyCFunction)(void(*)(void))os_rmdir, METH_FASTCALL|METH_KEYWORDS, os_rmdir__doc__},
 
 static PyObject *
 os_rmdir_impl(PyObject *module, path_t *path, int dir_fd);
@@ -1326,7 +1326,7 @@ PyDoc_STRVAR(os_system__doc__,
 "Execute the command in a subshell.");
 
 #define OS_SYSTEM_METHODDEF    \
-    {"system", (PyCFunction)os_system, METH_FASTCALL|METH_KEYWORDS, os_system__doc__},
+    {"system", (PyCFunction)(void(*)(void))os_system, METH_FASTCALL|METH_KEYWORDS, os_system__doc__},
 
 static long
 os_system_impl(PyObject *module, Py_UNICODE *command);
@@ -1365,7 +1365,7 @@ PyDoc_STRVAR(os_system__doc__,
 "Execute the command in a subshell.");
 
 #define OS_SYSTEM_METHODDEF    \
-    {"system", (PyCFunction)os_system, METH_FASTCALL|METH_KEYWORDS, os_system__doc__},
+    {"system", (PyCFunction)(void(*)(void))os_system, METH_FASTCALL|METH_KEYWORDS, os_system__doc__},
 
 static long
 os_system_impl(PyObject *module, PyObject *command);
@@ -1437,7 +1437,7 @@ PyDoc_STRVAR(os_unlink__doc__,
 "  If it is unavailable, using it will raise a NotImplementedError.");
 
 #define OS_UNLINK_METHODDEF    \
-    {"unlink", (PyCFunction)os_unlink, METH_FASTCALL|METH_KEYWORDS, os_unlink__doc__},
+    {"unlink", (PyCFunction)(void(*)(void))os_unlink, METH_FASTCALL|METH_KEYWORDS, os_unlink__doc__},
 
 static PyObject *
 os_unlink_impl(PyObject *module, path_t *path, int dir_fd);
@@ -1476,7 +1476,7 @@ PyDoc_STRVAR(os_remove__doc__,
 "  If it is unavailable, using it will raise a NotImplementedError.");
 
 #define OS_REMOVE_METHODDEF    \
-    {"remove", (PyCFunction)os_remove, METH_FASTCALL|METH_KEYWORDS, os_remove__doc__},
+    {"remove", (PyCFunction)(void(*)(void))os_remove, METH_FASTCALL|METH_KEYWORDS, os_remove__doc__},
 
 static PyObject *
 os_remove_impl(PyObject *module, path_t *path, int dir_fd);
@@ -1558,7 +1558,7 @@ PyDoc_STRVAR(os_utime__doc__,
 "  If they are unavailable, using them will raise a NotImplementedError.");
 
 #define OS_UTIME_METHODDEF    \
-    {"utime", (PyCFunction)os_utime, METH_FASTCALL|METH_KEYWORDS, os_utime__doc__},
+    {"utime", (PyCFunction)(void(*)(void))os_utime, METH_FASTCALL|METH_KEYWORDS, os_utime__doc__},
 
 static PyObject *
 os_utime_impl(PyObject *module, path_t *path, PyObject *times, PyObject *ns,
@@ -1596,7 +1596,7 @@ PyDoc_STRVAR(os__exit__doc__,
 "Exit to the system with specified status, without normal exit processing.");
 
 #define OS__EXIT_METHODDEF    \
-    {"_exit", (PyCFunction)os__exit, METH_FASTCALL|METH_KEYWORDS, os__exit__doc__},
+    {"_exit", (PyCFunction)(void(*)(void))os__exit, METH_FASTCALL|METH_KEYWORDS, os__exit__doc__},
 
 static PyObject *
 os__exit_impl(PyObject *module, int status);
@@ -1633,7 +1633,7 @@ PyDoc_STRVAR(os_execv__doc__,
 "    Tuple or list of strings.");
 
 #define OS_EXECV_METHODDEF    \
-    {"execv", (PyCFunction)os_execv, METH_FASTCALL, os_execv__doc__},
+    {"execv", (PyCFunction)(void(*)(void))os_execv, METH_FASTCALL, os_execv__doc__},
 
 static PyObject *
 os_execv_impl(PyObject *module, path_t *path, PyObject *argv);
@@ -1676,7 +1676,7 @@ PyDoc_STRVAR(os_execve__doc__,
 "    Dictionary of strings mapping to strings.");
 
 #define OS_EXECVE_METHODDEF    \
-    {"execve", (PyCFunction)os_execve, METH_FASTCALL|METH_KEYWORDS, os_execve__doc__},
+    {"execve", (PyCFunction)(void(*)(void))os_execve, METH_FASTCALL|METH_KEYWORDS, os_execve__doc__},
 
 static PyObject *
 os_execve_impl(PyObject *module, path_t *path, PyObject *argv, PyObject *env);
@@ -1736,7 +1736,7 @@ PyDoc_STRVAR(os_posix_spawn__doc__,
 "    A tuple with the scheduler policy (optional) and parameters.");
 
 #define OS_POSIX_SPAWN_METHODDEF    \
-    {"posix_spawn", (PyCFunction)os_posix_spawn, METH_FASTCALL|METH_KEYWORDS, os_posix_spawn__doc__},
+    {"posix_spawn", (PyCFunction)(void(*)(void))os_posix_spawn, METH_FASTCALL|METH_KEYWORDS, os_posix_spawn__doc__},
 
 static PyObject *
 os_posix_spawn_impl(PyObject *module, path_t *path, PyObject *argv,
@@ -1791,7 +1791,7 @@ PyDoc_STRVAR(os_spawnv__doc__,
 "    Tuple or list of strings.");
 
 #define OS_SPAWNV_METHODDEF    \
-    {"spawnv", (PyCFunction)os_spawnv, METH_FASTCALL, os_spawnv__doc__},
+    {"spawnv", (PyCFunction)(void(*)(void))os_spawnv, METH_FASTCALL, os_spawnv__doc__},
 
 static PyObject *
 os_spawnv_impl(PyObject *module, int mode, path_t *path, PyObject *argv);
@@ -1837,7 +1837,7 @@ PyDoc_STRVAR(os_spawnve__doc__,
 "    Dictionary of strings mapping to strings.");
 
 #define OS_SPAWNVE_METHODDEF    \
-    {"spawnve", (PyCFunction)os_spawnve, METH_FASTCALL, os_spawnve__doc__},
+    {"spawnve", (PyCFunction)(void(*)(void))os_spawnve, METH_FASTCALL, os_spawnve__doc__},
 
 static PyObject *
 os_spawnve_impl(PyObject *module, int mode, path_t *path, PyObject *argv,
@@ -1887,7 +1887,7 @@ PyDoc_STRVAR(os_register_at_fork__doc__,
 "\'after_in_child\' and \'after_in_parent\' callbacks are called in order.");
 
 #define OS_REGISTER_AT_FORK_METHODDEF    \
-    {"register_at_fork", (PyCFunction)os_register_at_fork, METH_FASTCALL|METH_KEYWORDS, os_register_at_fork__doc__},
+    {"register_at_fork", (PyCFunction)(void(*)(void))os_register_at_fork, METH_FASTCALL|METH_KEYWORDS, os_register_at_fork__doc__},
 
 static PyObject *
 os_register_at_fork_impl(PyObject *module, PyObject *before,
@@ -1972,7 +1972,7 @@ PyDoc_STRVAR(os_sched_get_priority_max__doc__,
 "Get the maximum scheduling priority for policy.");
 
 #define OS_SCHED_GET_PRIORITY_MAX_METHODDEF    \
-    {"sched_get_priority_max", (PyCFunction)os_sched_get_priority_max, METH_FASTCALL|METH_KEYWORDS, os_sched_get_priority_max__doc__},
+    {"sched_get_priority_max", (PyCFunction)(void(*)(void))os_sched_get_priority_max, METH_FASTCALL|METH_KEYWORDS, os_sched_get_priority_max__doc__},
 
 static PyObject *
 os_sched_get_priority_max_impl(PyObject *module, int policy);
@@ -2006,7 +2006,7 @@ PyDoc_STRVAR(os_sched_get_priority_min__doc__,
 "Get the minimum scheduling priority for policy.");
 
 #define OS_SCHED_GET_PRIORITY_MIN_METHODDEF    \
-    {"sched_get_priority_min", (PyCFunction)os_sched_get_priority_min, METH_FASTCALL|METH_KEYWORDS, os_sched_get_priority_min__doc__},
+    {"sched_get_priority_min", (PyCFunction)(void(*)(void))os_sched_get_priority_min, METH_FASTCALL|METH_KEYWORDS, os_sched_get_priority_min__doc__},
 
 static PyObject *
 os_sched_get_priority_min_impl(PyObject *module, int policy);
@@ -2110,7 +2110,7 @@ PyDoc_STRVAR(os_sched_setscheduler__doc__,
 "param is an instance of sched_param.");
 
 #define OS_SCHED_SETSCHEDULER_METHODDEF    \
-    {"sched_setscheduler", (PyCFunction)os_sched_setscheduler, METH_FASTCALL, os_sched_setscheduler__doc__},
+    {"sched_setscheduler", (PyCFunction)(void(*)(void))os_sched_setscheduler, METH_FASTCALL, os_sched_setscheduler__doc__},
 
 static PyObject *
 os_sched_setscheduler_impl(PyObject *module, pid_t pid, int policy,
@@ -2182,7 +2182,7 @@ PyDoc_STRVAR(os_sched_setparam__doc__,
 "param should be an instance of sched_param.");
 
 #define OS_SCHED_SETPARAM_METHODDEF    \
-    {"sched_setparam", (PyCFunction)os_sched_setparam, METH_FASTCALL, os_sched_setparam__doc__},
+    {"sched_setparam", (PyCFunction)(void(*)(void))os_sched_setparam, METH_FASTCALL, os_sched_setparam__doc__},
 
 static PyObject *
 os_sched_setparam_impl(PyObject *module, pid_t pid,
@@ -2278,7 +2278,7 @@ PyDoc_STRVAR(os_sched_setaffinity__doc__,
 "mask should be an iterable of integers identifying CPUs.");
 
 #define OS_SCHED_SETAFFINITY_METHODDEF    \
-    {"sched_setaffinity", (PyCFunction)os_sched_setaffinity, METH_FASTCALL, os_sched_setaffinity__doc__},
+    {"sched_setaffinity", (PyCFunction)(void(*)(void))os_sched_setaffinity, METH_FASTCALL, os_sched_setaffinity__doc__},
 
 static PyObject *
 os_sched_setaffinity_impl(PyObject *module, pid_t pid, PyObject *mask);
@@ -2506,7 +2506,7 @@ PyDoc_STRVAR(os_getpgid__doc__,
 "Call the system call getpgid(), and return the result.");
 
 #define OS_GETPGID_METHODDEF    \
-    {"getpgid", (PyCFunction)os_getpgid, METH_FASTCALL|METH_KEYWORDS, os_getpgid__doc__},
+    {"getpgid", (PyCFunction)(void(*)(void))os_getpgid, METH_FASTCALL|METH_KEYWORDS, os_getpgid__doc__},
 
 static PyObject *
 os_getpgid_impl(PyObject *module, pid_t pid);
@@ -2653,7 +2653,7 @@ PyDoc_STRVAR(os_kill__doc__,
 "Kill a process with a signal.");
 
 #define OS_KILL_METHODDEF    \
-    {"kill", (PyCFunction)os_kill, METH_FASTCALL, os_kill__doc__},
+    {"kill", (PyCFunction)(void(*)(void))os_kill, METH_FASTCALL, os_kill__doc__},
 
 static PyObject *
 os_kill_impl(PyObject *module, pid_t pid, Py_ssize_t signal);
@@ -2686,7 +2686,7 @@ PyDoc_STRVAR(os_killpg__doc__,
 "Kill a process group with a signal.");
 
 #define OS_KILLPG_METHODDEF    \
-    {"killpg", (PyCFunction)os_killpg, METH_FASTCALL, os_killpg__doc__},
+    {"killpg", (PyCFunction)(void(*)(void))os_killpg, METH_FASTCALL, os_killpg__doc__},
 
 static PyObject *
 os_killpg_impl(PyObject *module, pid_t pgid, int signal);
@@ -2843,7 +2843,7 @@ PyDoc_STRVAR(os_setreuid__doc__,
 "Set the current process\'s real and effective user ids.");
 
 #define OS_SETREUID_METHODDEF    \
-    {"setreuid", (PyCFunction)os_setreuid, METH_FASTCALL, os_setreuid__doc__},
+    {"setreuid", (PyCFunction)(void(*)(void))os_setreuid, METH_FASTCALL, os_setreuid__doc__},
 
 static PyObject *
 os_setreuid_impl(PyObject *module, uid_t ruid, uid_t euid);
@@ -2876,7 +2876,7 @@ PyDoc_STRVAR(os_setregid__doc__,
 "Set the current process\'s real and effective group ids.");
 
 #define OS_SETREGID_METHODDEF    \
-    {"setregid", (PyCFunction)os_setregid, METH_FASTCALL, os_setregid__doc__},
+    {"setregid", (PyCFunction)(void(*)(void))os_setregid, METH_FASTCALL, os_setregid__doc__},
 
 static PyObject *
 os_setregid_impl(PyObject *module, gid_t rgid, gid_t egid);
@@ -2956,7 +2956,7 @@ PyDoc_STRVAR(os_wait3__doc__,
 "  (pid, status, rusage)");
 
 #define OS_WAIT3_METHODDEF    \
-    {"wait3", (PyCFunction)os_wait3, METH_FASTCALL|METH_KEYWORDS, os_wait3__doc__},
+    {"wait3", (PyCFunction)(void(*)(void))os_wait3, METH_FASTCALL|METH_KEYWORDS, os_wait3__doc__},
 
 static PyObject *
 os_wait3_impl(PyObject *module, int options);
@@ -2993,7 +2993,7 @@ PyDoc_STRVAR(os_wait4__doc__,
 "  (pid, status, rusage)");
 
 #define OS_WAIT4_METHODDEF    \
-    {"wait4", (PyCFunction)os_wait4, METH_FASTCALL|METH_KEYWORDS, os_wait4__doc__},
+    {"wait4", (PyCFunction)(void(*)(void))os_wait4, METH_FASTCALL|METH_KEYWORDS, os_wait4__doc__},
 
 static PyObject *
 os_wait4_impl(PyObject *module, pid_t pid, int options);
@@ -3039,7 +3039,7 @@ PyDoc_STRVAR(os_waitid__doc__,
 "no children in a waitable state.");
 
 #define OS_WAITID_METHODDEF    \
-    {"waitid", (PyCFunction)os_waitid, METH_FASTCALL, os_waitid__doc__},
+    {"waitid", (PyCFunction)(void(*)(void))os_waitid, METH_FASTCALL, os_waitid__doc__},
 
 static PyObject *
 os_waitid_impl(PyObject *module, idtype_t idtype, id_t id, int options);
@@ -3078,7 +3078,7 @@ PyDoc_STRVAR(os_waitpid__doc__,
 "The options argument is ignored on Windows.");
 
 #define OS_WAITPID_METHODDEF    \
-    {"waitpid", (PyCFunction)os_waitpid, METH_FASTCALL, os_waitpid__doc__},
+    {"waitpid", (PyCFunction)(void(*)(void))os_waitpid, METH_FASTCALL, os_waitpid__doc__},
 
 static PyObject *
 os_waitpid_impl(PyObject *module, pid_t pid, int options);
@@ -3116,7 +3116,7 @@ PyDoc_STRVAR(os_waitpid__doc__,
 "The options argument is ignored on Windows.");
 
 #define OS_WAITPID_METHODDEF    \
-    {"waitpid", (PyCFunction)os_waitpid, METH_FASTCALL, os_waitpid__doc__},
+    {"waitpid", (PyCFunction)(void(*)(void))os_waitpid, METH_FASTCALL, os_waitpid__doc__},
 
 static PyObject *
 os_waitpid_impl(PyObject *module, intptr_t pid, int options);
@@ -3180,7 +3180,7 @@ PyDoc_STRVAR(os_readlink__doc__,
 "using it will raise a NotImplementedError.");
 
 #define OS_READLINK_METHODDEF    \
-    {"readlink", (PyCFunction)os_readlink, METH_FASTCALL|METH_KEYWORDS, os_readlink__doc__},
+    {"readlink", (PyCFunction)(void(*)(void))os_readlink, METH_FASTCALL|METH_KEYWORDS, os_readlink__doc__},
 
 static PyObject *
 os_readlink_impl(PyObject *module, path_t *path, int dir_fd);
@@ -3228,7 +3228,7 @@ PyDoc_STRVAR(os_symlink__doc__,
 "  If it is unavailable, using it will raise a NotImplementedError.");
 
 #define OS_SYMLINK_METHODDEF    \
-    {"symlink", (PyCFunction)os_symlink, METH_FASTCALL|METH_KEYWORDS, os_symlink__doc__},
+    {"symlink", (PyCFunction)(void(*)(void))os_symlink, METH_FASTCALL|METH_KEYWORDS, os_symlink__doc__},
 
 static PyObject *
 os_symlink_impl(PyObject *module, path_t *src, path_t *dst,
@@ -3350,7 +3350,7 @@ PyDoc_STRVAR(os_setpgid__doc__,
 "Call the system call setpgid(pid, pgrp).");
 
 #define OS_SETPGID_METHODDEF    \
-    {"setpgid", (PyCFunction)os_setpgid, METH_FASTCALL, os_setpgid__doc__},
+    {"setpgid", (PyCFunction)(void(*)(void))os_setpgid, METH_FASTCALL, os_setpgid__doc__},
 
 static PyObject *
 os_setpgid_impl(PyObject *module, pid_t pid, pid_t pgrp);
@@ -3414,7 +3414,7 @@ PyDoc_STRVAR(os_tcsetpgrp__doc__,
 "Set the process group associated with the terminal specified by fd.");
 
 #define OS_TCSETPGRP_METHODDEF    \
-    {"tcsetpgrp", (PyCFunction)os_tcsetpgrp, METH_FASTCALL, os_tcsetpgrp__doc__},
+    {"tcsetpgrp", (PyCFunction)(void(*)(void))os_tcsetpgrp, METH_FASTCALL, os_tcsetpgrp__doc__},
 
 static PyObject *
 os_tcsetpgrp_impl(PyObject *module, int fd, pid_t pgid);
@@ -3450,7 +3450,7 @@ PyDoc_STRVAR(os_open__doc__,
 "  If it is unavailable, using it will raise a NotImplementedError.");
 
 #define OS_OPEN_METHODDEF    \
-    {"open", (PyCFunction)os_open, METH_FASTCALL|METH_KEYWORDS, os_open__doc__},
+    {"open", (PyCFunction)(void(*)(void))os_open, METH_FASTCALL|METH_KEYWORDS, os_open__doc__},
 
 static int
 os_open_impl(PyObject *module, path_t *path, int flags, int mode, int dir_fd);
@@ -3491,7 +3491,7 @@ PyDoc_STRVAR(os_close__doc__,
 "Close a file descriptor.");
 
 #define OS_CLOSE_METHODDEF    \
-    {"close", (PyCFunction)os_close, METH_FASTCALL|METH_KEYWORDS, os_close__doc__},
+    {"close", (PyCFunction)(void(*)(void))os_close, METH_FASTCALL|METH_KEYWORDS, os_close__doc__},
 
 static PyObject *
 os_close_impl(PyObject *module, int fd);
@@ -3521,7 +3521,7 @@ PyDoc_STRVAR(os_closerange__doc__,
 "Closes all file descriptors in [fd_low, fd_high), ignoring errors.");
 
 #define OS_CLOSERANGE_METHODDEF    \
-    {"closerange", (PyCFunction)os_closerange, METH_FASTCALL, os_closerange__doc__},
+    {"closerange", (PyCFunction)(void(*)(void))os_closerange, METH_FASTCALL, os_closerange__doc__},
 
 static PyObject *
 os_closerange_impl(PyObject *module, int fd_low, int fd_high);
@@ -3582,7 +3582,7 @@ PyDoc_STRVAR(os_dup2__doc__,
 "Duplicate file descriptor.");
 
 #define OS_DUP2_METHODDEF    \
-    {"dup2", (PyCFunction)os_dup2, METH_FASTCALL|METH_KEYWORDS, os_dup2__doc__},
+    {"dup2", (PyCFunction)(void(*)(void))os_dup2, METH_FASTCALL|METH_KEYWORDS, os_dup2__doc__},
 
 static int
 os_dup2_impl(PyObject *module, int fd, int fd2, int inheritable);
@@ -3628,7 +3628,7 @@ PyDoc_STRVAR(os_lockf__doc__,
 "    The number of bytes to lock, starting at the current position.");
 
 #define OS_LOCKF_METHODDEF    \
-    {"lockf", (PyCFunction)os_lockf, METH_FASTCALL, os_lockf__doc__},
+    {"lockf", (PyCFunction)(void(*)(void))os_lockf, METH_FASTCALL, os_lockf__doc__},
 
 static PyObject *
 os_lockf_impl(PyObject *module, int fd, int command, Py_off_t length);
@@ -3663,7 +3663,7 @@ PyDoc_STRVAR(os_lseek__doc__,
 "relative to the beginning of the file.");
 
 #define OS_LSEEK_METHODDEF    \
-    {"lseek", (PyCFunction)os_lseek, METH_FASTCALL, os_lseek__doc__},
+    {"lseek", (PyCFunction)(void(*)(void))os_lseek, METH_FASTCALL, os_lseek__doc__},
 
 static Py_off_t
 os_lseek_impl(PyObject *module, int fd, Py_off_t position, int how);
@@ -3698,7 +3698,7 @@ PyDoc_STRVAR(os_read__doc__,
 "Read from a file descriptor.  Returns a bytes object.");
 
 #define OS_READ_METHODDEF    \
-    {"read", (PyCFunction)os_read, METH_FASTCALL, os_read__doc__},
+    {"read", (PyCFunction)(void(*)(void))os_read, METH_FASTCALL, os_read__doc__},
 
 static PyObject *
 os_read_impl(PyObject *module, int fd, Py_ssize_t length);
@@ -3737,7 +3737,7 @@ PyDoc_STRVAR(os_readv__doc__,
 "which may be less than the total capacity of all the buffers.");
 
 #define OS_READV_METHODDEF    \
-    {"readv", (PyCFunction)os_readv, METH_FASTCALL, os_readv__doc__},
+    {"readv", (PyCFunction)(void(*)(void))os_readv, METH_FASTCALL, os_readv__doc__},
 
 static Py_ssize_t
 os_readv_impl(PyObject *module, int fd, PyObject *buffers);
@@ -3778,7 +3778,7 @@ PyDoc_STRVAR(os_pread__doc__,
 "the beginning of the file.  The file offset remains unchanged.");
 
 #define OS_PREAD_METHODDEF    \
-    {"pread", (PyCFunction)os_pread, METH_FASTCALL, os_pread__doc__},
+    {"pread", (PyCFunction)(void(*)(void))os_pread, METH_FASTCALL, os_pread__doc__},
 
 static PyObject *
 os_pread_impl(PyObject *module, int fd, int length, Py_off_t offset);
@@ -3826,7 +3826,7 @@ PyDoc_STRVAR(os_preadv__doc__,
 "Using non-zero flags requires Linux 4.6 or newer.");
 
 #define OS_PREADV_METHODDEF    \
-    {"preadv", (PyCFunction)os_preadv, METH_FASTCALL, os_preadv__doc__},
+    {"preadv", (PyCFunction)(void(*)(void))os_preadv, METH_FASTCALL, os_preadv__doc__},
 
 static Py_ssize_t
 os_preadv_impl(PyObject *module, int fd, PyObject *buffers, Py_off_t offset,
@@ -3865,7 +3865,7 @@ PyDoc_STRVAR(os_write__doc__,
 "Write a bytes object to a file descriptor.");
 
 #define OS_WRITE_METHODDEF    \
-    {"write", (PyCFunction)os_write, METH_FASTCALL, os_write__doc__},
+    {"write", (PyCFunction)(void(*)(void))os_write, METH_FASTCALL, os_write__doc__},
 
 static Py_ssize_t
 os_write_impl(PyObject *module, int fd, Py_buffer *data);
@@ -3906,7 +3906,7 @@ PyDoc_STRVAR(os__fcopyfile__doc__,
 "Efficiently copy content or metadata of 2 regular file descriptors (macOS).");
 
 #define OS__FCOPYFILE_METHODDEF    \
-    {"_fcopyfile", (PyCFunction)os__fcopyfile, METH_FASTCALL, os__fcopyfile__doc__},
+    {"_fcopyfile", (PyCFunction)(void(*)(void))os__fcopyfile, METH_FASTCALL, os__fcopyfile__doc__},
 
 static PyObject *
 os__fcopyfile_impl(PyObject *module, int infd, int outfd, int flags);
@@ -3941,7 +3941,7 @@ PyDoc_STRVAR(os_fstat__doc__,
 "Equivalent to os.stat(fd).");
 
 #define OS_FSTAT_METHODDEF    \
-    {"fstat", (PyCFunction)os_fstat, METH_FASTCALL|METH_KEYWORDS, os_fstat__doc__},
+    {"fstat", (PyCFunction)(void(*)(void))os_fstat, METH_FASTCALL|METH_KEYWORDS, os_fstat__doc__},
 
 static PyObject *
 os_fstat_impl(PyObject *module, int fd);
@@ -4073,7 +4073,7 @@ PyDoc_STRVAR(os_writev__doc__,
 "buffers must be a sequence of bytes-like objects.");
 
 #define OS_WRITEV_METHODDEF    \
-    {"writev", (PyCFunction)os_writev, METH_FASTCALL, os_writev__doc__},
+    {"writev", (PyCFunction)(void(*)(void))os_writev, METH_FASTCALL, os_writev__doc__},
 
 static Py_ssize_t
 os_writev_impl(PyObject *module, int fd, PyObject *buffers);
@@ -4115,7 +4115,7 @@ PyDoc_STRVAR(os_pwrite__doc__,
 "current file offset.");
 
 #define OS_PWRITE_METHODDEF    \
-    {"pwrite", (PyCFunction)os_pwrite, METH_FASTCALL, os_pwrite__doc__},
+    {"pwrite", (PyCFunction)(void(*)(void))os_pwrite, METH_FASTCALL, os_pwrite__doc__},
 
 static Py_ssize_t
 os_pwrite_impl(PyObject *module, int fd, Py_buffer *buffer, Py_off_t offset);
@@ -4173,7 +4173,7 @@ PyDoc_STRVAR(os_pwritev__doc__,
 "Using non-zero flags requires Linux 4.7 or newer.");
 
 #define OS_PWRITEV_METHODDEF    \
-    {"pwritev", (PyCFunction)os_pwritev, METH_FASTCALL, os_pwritev__doc__},
+    {"pwritev", (PyCFunction)(void(*)(void))os_pwritev, METH_FASTCALL, os_pwritev__doc__},
 
 static Py_ssize_t
 os_pwritev_impl(PyObject *module, int fd, PyObject *buffers, Py_off_t offset,
@@ -4219,7 +4219,7 @@ PyDoc_STRVAR(os_mkfifo__doc__,
 "  If it is unavailable, using it will raise a NotImplementedError.");
 
 #define OS_MKFIFO_METHODDEF    \
-    {"mkfifo", (PyCFunction)os_mkfifo, METH_FASTCALL|METH_KEYWORDS, os_mkfifo__doc__},
+    {"mkfifo", (PyCFunction)(void(*)(void))os_mkfifo, METH_FASTCALL|METH_KEYWORDS, os_mkfifo__doc__},
 
 static PyObject *
 os_mkfifo_impl(PyObject *module, path_t *path, int mode, int dir_fd);
@@ -4270,7 +4270,7 @@ PyDoc_STRVAR(os_mknod__doc__,
 "  If it is unavailable, using it will raise a NotImplementedError.");
 
 #define OS_MKNOD_METHODDEF    \
-    {"mknod", (PyCFunction)os_mknod, METH_FASTCALL|METH_KEYWORDS, os_mknod__doc__},
+    {"mknod", (PyCFunction)(void(*)(void))os_mknod, METH_FASTCALL|METH_KEYWORDS, os_mknod__doc__},
 
 static PyObject *
 os_mknod_impl(PyObject *module, path_t *path, int mode, dev_t device,
@@ -4383,7 +4383,7 @@ PyDoc_STRVAR(os_makedev__doc__,
 "Composes a raw device number from the major and minor device numbers.");
 
 #define OS_MAKEDEV_METHODDEF    \
-    {"makedev", (PyCFunction)os_makedev, METH_FASTCALL, os_makedev__doc__},
+    {"makedev", (PyCFunction)(void(*)(void))os_makedev, METH_FASTCALL, os_makedev__doc__},
 
 static dev_t
 os_makedev_impl(PyObject *module, int major, int minor);
@@ -4421,7 +4421,7 @@ PyDoc_STRVAR(os_ftruncate__doc__,
 "Truncate a file, specified by file descriptor, to a specific length.");
 
 #define OS_FTRUNCATE_METHODDEF    \
-    {"ftruncate", (PyCFunction)os_ftruncate, METH_FASTCALL, os_ftruncate__doc__},
+    {"ftruncate", (PyCFunction)(void(*)(void))os_ftruncate, METH_FASTCALL, os_ftruncate__doc__},
 
 static PyObject *
 os_ftruncate_impl(PyObject *module, int fd, Py_off_t length);
@@ -4457,7 +4457,7 @@ PyDoc_STRVAR(os_truncate__doc__,
 "  If this functionality is unavailable, using it raises an exception.");
 
 #define OS_TRUNCATE_METHODDEF    \
-    {"truncate", (PyCFunction)os_truncate, METH_FASTCALL|METH_KEYWORDS, os_truncate__doc__},
+    {"truncate", (PyCFunction)(void(*)(void))os_truncate, METH_FASTCALL|METH_KEYWORDS, os_truncate__doc__},
 
 static PyObject *
 os_truncate_impl(PyObject *module, path_t *path, Py_off_t length);
@@ -4498,7 +4498,7 @@ PyDoc_STRVAR(os_posix_fallocate__doc__,
 "starting at offset bytes from the beginning and continuing for length bytes.");
 
 #define OS_POSIX_FALLOCATE_METHODDEF    \
-    {"posix_fallocate", (PyCFunction)os_posix_fallocate, METH_FASTCALL, os_posix_fallocate__doc__},
+    {"posix_fallocate", (PyCFunction)(void(*)(void))os_posix_fallocate, METH_FASTCALL, os_posix_fallocate__doc__},
 
 static PyObject *
 os_posix_fallocate_impl(PyObject *module, int fd, Py_off_t offset,
@@ -4541,7 +4541,7 @@ PyDoc_STRVAR(os_posix_fadvise__doc__,
 "POSIX_FADV_DONTNEED.");
 
 #define OS_POSIX_FADVISE_METHODDEF    \
-    {"posix_fadvise", (PyCFunction)os_posix_fadvise, METH_FASTCALL, os_posix_fadvise__doc__},
+    {"posix_fadvise", (PyCFunction)(void(*)(void))os_posix_fadvise, METH_FASTCALL, os_posix_fadvise__doc__},
 
 static PyObject *
 os_posix_fadvise_impl(PyObject *module, int fd, Py_off_t offset,
@@ -4577,7 +4577,7 @@ PyDoc_STRVAR(os_putenv__doc__,
 "Change or add an environment variable.");
 
 #define OS_PUTENV_METHODDEF    \
-    {"putenv", (PyCFunction)os_putenv, METH_FASTCALL, os_putenv__doc__},
+    {"putenv", (PyCFunction)(void(*)(void))os_putenv, METH_FASTCALL, os_putenv__doc__},
 
 static PyObject *
 os_putenv_impl(PyObject *module, PyObject *name, PyObject *value);
@@ -4610,7 +4610,7 @@ PyDoc_STRVAR(os_putenv__doc__,
 "Change or add an environment variable.");
 
 #define OS_PUTENV_METHODDEF    \
-    {"putenv", (PyCFunction)os_putenv, METH_FASTCALL, os_putenv__doc__},
+    {"putenv", (PyCFunction)(void(*)(void))os_putenv, METH_FASTCALL, os_putenv__doc__},
 
 static PyObject *
 os_putenv_impl(PyObject *module, PyObject *name, PyObject *value);
@@ -4748,7 +4748,7 @@ PyDoc_STRVAR(os_WIFCONTINUED__doc__,
 "job control stop.");
 
 #define OS_WIFCONTINUED_METHODDEF    \
-    {"WIFCONTINUED", (PyCFunction)os_WIFCONTINUED, METH_FASTCALL|METH_KEYWORDS, os_WIFCONTINUED__doc__},
+    {"WIFCONTINUED", (PyCFunction)(void(*)(void))os_WIFCONTINUED, METH_FASTCALL|METH_KEYWORDS, os_WIFCONTINUED__doc__},
 
 static int
 os_WIFCONTINUED_impl(PyObject *module, int status);
@@ -4787,7 +4787,7 @@ PyDoc_STRVAR(os_WIFSTOPPED__doc__,
 "Return True if the process returning status was stopped.");
 
 #define OS_WIFSTOPPED_METHODDEF    \
-    {"WIFSTOPPED", (PyCFunction)os_WIFSTOPPED, METH_FASTCALL|METH_KEYWORDS, os_WIFSTOPPED__doc__},
+    {"WIFSTOPPED", (PyCFunction)(void(*)(void))os_WIFSTOPPED, METH_FASTCALL|METH_KEYWORDS, os_WIFSTOPPED__doc__},
 
 static int
 os_WIFSTOPPED_impl(PyObject *module, int status);
@@ -4826,7 +4826,7 @@ PyDoc_STRVAR(os_WIFSIGNALED__doc__,
 "Return True if the process returning status was terminated by a signal.");
 
 #define OS_WIFSIGNALED_METHODDEF    \
-    {"WIFSIGNALED", (PyCFunction)os_WIFSIGNALED, METH_FASTCALL|METH_KEYWORDS, os_WIFSIGNALED__doc__},
+    {"WIFSIGNALED", (PyCFunction)(void(*)(void))os_WIFSIGNALED, METH_FASTCALL|METH_KEYWORDS, os_WIFSIGNALED__doc__},
 
 static int
 os_WIFSIGNALED_impl(PyObject *module, int status);
@@ -4865,7 +4865,7 @@ PyDoc_STRVAR(os_WIFEXITED__doc__,
 "Return True if the process returning status exited via the exit() system call.");
 
 #define OS_WIFEXITED_METHODDEF    \
-    {"WIFEXITED", (PyCFunction)os_WIFEXITED, METH_FASTCALL|METH_KEYWORDS, os_WIFEXITED__doc__},
+    {"WIFEXITED", (PyCFunction)(void(*)(void))os_WIFEXITED, METH_FASTCALL|METH_KEYWORDS, os_WIFEXITED__doc__},
 
 static int
 os_WIFEXITED_impl(PyObject *module, int status);
@@ -4904,7 +4904,7 @@ PyDoc_STRVAR(os_WEXITSTATUS__doc__,
 "Return the process return code from status.");
 
 #define OS_WEXITSTATUS_METHODDEF    \
-    {"WEXITSTATUS", (PyCFunction)os_WEXITSTATUS, METH_FASTCALL|METH_KEYWORDS, os_WEXITSTATUS__doc__},
+    {"WEXITSTATUS", (PyCFunction)(void(*)(void))os_WEXITSTATUS, METH_FASTCALL|METH_KEYWORDS, os_WEXITSTATUS__doc__},
 
 static int
 os_WEXITSTATUS_impl(PyObject *module, int status);
@@ -4943,7 +4943,7 @@ PyDoc_STRVAR(os_WTERMSIG__doc__,
 "Return the signal that terminated the process that provided the status value.");
 
 #define OS_WTERMSIG_METHODDEF    \
-    {"WTERMSIG", (PyCFunction)os_WTERMSIG, METH_FASTCALL|METH_KEYWORDS, os_WTERMSIG__doc__},
+    {"WTERMSIG", (PyCFunction)(void(*)(void))os_WTERMSIG, METH_FASTCALL|METH_KEYWORDS, os_WTERMSIG__doc__},
 
 static int
 os_WTERMSIG_impl(PyObject *module, int status);
@@ -4982,7 +4982,7 @@ PyDoc_STRVAR(os_WSTOPSIG__doc__,
 "Return the signal that stopped the process that provided the status value.");
 
 #define OS_WSTOPSIG_METHODDEF    \
-    {"WSTOPSIG", (PyCFunction)os_WSTOPSIG, METH_FASTCALL|METH_KEYWORDS, os_WSTOPSIG__doc__},
+    {"WSTOPSIG", (PyCFunction)(void(*)(void))os_WSTOPSIG, METH_FASTCALL|METH_KEYWORDS, os_WSTOPSIG__doc__},
 
 static int
 os_WSTOPSIG_impl(PyObject *module, int status);
@@ -5058,7 +5058,7 @@ PyDoc_STRVAR(os_statvfs__doc__,
 "  If this functionality is unavailable, using it raises an exception.");
 
 #define OS_STATVFS_METHODDEF    \
-    {"statvfs", (PyCFunction)os_statvfs, METH_FASTCALL|METH_KEYWORDS, os_statvfs__doc__},
+    {"statvfs", (PyCFunction)(void(*)(void))os_statvfs, METH_FASTCALL|METH_KEYWORDS, os_statvfs__doc__},
 
 static PyObject *
 os_statvfs_impl(PyObject *module, path_t *path);
@@ -5095,7 +5095,7 @@ PyDoc_STRVAR(os__getdiskusage__doc__,
 "Return disk usage statistics about the given path as a (total, free) tuple.");
 
 #define OS__GETDISKUSAGE_METHODDEF    \
-    {"_getdiskusage", (PyCFunction)os__getdiskusage, METH_FASTCALL|METH_KEYWORDS, os__getdiskusage__doc__},
+    {"_getdiskusage", (PyCFunction)(void(*)(void))os__getdiskusage, METH_FASTCALL|METH_KEYWORDS, os__getdiskusage__doc__},
 
 static PyObject *
 os__getdiskusage_impl(PyObject *module, path_t *path);
@@ -5134,7 +5134,7 @@ PyDoc_STRVAR(os_fpathconf__doc__,
 "If there is no limit, return -1.");
 
 #define OS_FPATHCONF_METHODDEF    \
-    {"fpathconf", (PyCFunction)os_fpathconf, METH_FASTCALL, os_fpathconf__doc__},
+    {"fpathconf", (PyCFunction)(void(*)(void))os_fpathconf, METH_FASTCALL, os_fpathconf__doc__},
 
 static long
 os_fpathconf_impl(PyObject *module, int fd, int name);
@@ -5176,7 +5176,7 @@ PyDoc_STRVAR(os_pathconf__doc__,
 "  If this functionality is unavailable, using it raises an exception.");
 
 #define OS_PATHCONF_METHODDEF    \
-    {"pathconf", (PyCFunction)os_pathconf, METH_FASTCALL|METH_KEYWORDS, os_pathconf__doc__},
+    {"pathconf", (PyCFunction)(void(*)(void))os_pathconf, METH_FASTCALL|METH_KEYWORDS, os_pathconf__doc__},
 
 static long
 os_pathconf_impl(PyObject *module, path_t *path, int name);
@@ -5324,7 +5324,7 @@ PyDoc_STRVAR(os_startfile__doc__,
 "the underlying Win32 ShellExecute function doesn\'t work if it is.");
 
 #define OS_STARTFILE_METHODDEF    \
-    {"startfile", (PyCFunction)os_startfile, METH_FASTCALL|METH_KEYWORDS, os_startfile__doc__},
+    {"startfile", (PyCFunction)(void(*)(void))os_startfile, METH_FASTCALL|METH_KEYWORDS, os_startfile__doc__},
 
 static PyObject *
 os_startfile_impl(PyObject *module, path_t *filepath, Py_UNICODE *operation);
@@ -5389,7 +5389,7 @@ PyDoc_STRVAR(os_device_encoding__doc__,
 "If the device is not a terminal, return None.");
 
 #define OS_DEVICE_ENCODING_METHODDEF    \
-    {"device_encoding", (PyCFunction)os_device_encoding, METH_FASTCALL|METH_KEYWORDS, os_device_encoding__doc__},
+    {"device_encoding", (PyCFunction)(void(*)(void))os_device_encoding, METH_FASTCALL|METH_KEYWORDS, os_device_encoding__doc__},
 
 static PyObject *
 os_device_encoding_impl(PyObject *module, int fd);
@@ -5421,7 +5421,7 @@ PyDoc_STRVAR(os_setresuid__doc__,
 "Set the current process\'s real, effective, and saved user ids.");
 
 #define OS_SETRESUID_METHODDEF    \
-    {"setresuid", (PyCFunction)os_setresuid, METH_FASTCALL, os_setresuid__doc__},
+    {"setresuid", (PyCFunction)(void(*)(void))os_setresuid, METH_FASTCALL, os_setresuid__doc__},
 
 static PyObject *
 os_setresuid_impl(PyObject *module, uid_t ruid, uid_t euid, uid_t suid);
@@ -5455,7 +5455,7 @@ PyDoc_STRVAR(os_setresgid__doc__,
 "Set the current process\'s real, effective, and saved group ids.");
 
 #define OS_SETRESGID_METHODDEF    \
-    {"setresgid", (PyCFunction)os_setresgid, METH_FASTCALL, os_setresgid__doc__},
+    {"setresgid", (PyCFunction)(void(*)(void))os_setresgid, METH_FASTCALL, os_setresgid__doc__},
 
 static PyObject *
 os_setresgid_impl(PyObject *module, gid_t rgid, gid_t egid, gid_t sgid);
@@ -5538,7 +5538,7 @@ PyDoc_STRVAR(os_getxattr__doc__,
 "  the link points to.");
 
 #define OS_GETXATTR_METHODDEF    \
-    {"getxattr", (PyCFunction)os_getxattr, METH_FASTCALL|METH_KEYWORDS, os_getxattr__doc__},
+    {"getxattr", (PyCFunction)(void(*)(void))os_getxattr, METH_FASTCALL|METH_KEYWORDS, os_getxattr__doc__},
 
 static PyObject *
 os_getxattr_impl(PyObject *module, path_t *path, path_t *attribute,
@@ -5586,7 +5586,7 @@ PyDoc_STRVAR(os_setxattr__doc__,
 "  the link points to.");
 
 #define OS_SETXATTR_METHODDEF    \
-    {"setxattr", (PyCFunction)os_setxattr, METH_FASTCALL|METH_KEYWORDS, os_setxattr__doc__},
+    {"setxattr", (PyCFunction)(void(*)(void))os_setxattr, METH_FASTCALL|METH_KEYWORDS, os_setxattr__doc__},
 
 static PyObject *
 os_setxattr_impl(PyObject *module, path_t *path, path_t *attribute,
@@ -5639,7 +5639,7 @@ PyDoc_STRVAR(os_removexattr__doc__,
 "  the link points to.");
 
 #define OS_REMOVEXATTR_METHODDEF    \
-    {"removexattr", (PyCFunction)os_removexattr, METH_FASTCALL|METH_KEYWORDS, os_removexattr__doc__},
+    {"removexattr", (PyCFunction)(void(*)(void))os_removexattr, METH_FASTCALL|METH_KEYWORDS, os_removexattr__doc__},
 
 static PyObject *
 os_removexattr_impl(PyObject *module, path_t *path, path_t *attribute,
@@ -5687,7 +5687,7 @@ PyDoc_STRVAR(os_listxattr__doc__,
 "  the link points to.");
 
 #define OS_LISTXATTR_METHODDEF    \
-    {"listxattr", (PyCFunction)os_listxattr, METH_FASTCALL|METH_KEYWORDS, os_listxattr__doc__},
+    {"listxattr", (PyCFunction)(void(*)(void))os_listxattr, METH_FASTCALL|METH_KEYWORDS, os_listxattr__doc__},
 
 static PyObject *
 os_listxattr_impl(PyObject *module, path_t *path, int follow_symlinks);
@@ -5804,7 +5804,7 @@ PyDoc_STRVAR(os_set_inheritable__doc__,
 "Set the inheritable flag of the specified file descriptor.");
 
 #define OS_SET_INHERITABLE_METHODDEF    \
-    {"set_inheritable", (PyCFunction)os_set_inheritable, METH_FASTCALL, os_set_inheritable__doc__},
+    {"set_inheritable", (PyCFunction)(void(*)(void))os_set_inheritable, METH_FASTCALL, os_set_inheritable__doc__},
 
 static PyObject *
 os_set_inheritable_impl(PyObject *module, int fd, int inheritable);
@@ -5871,7 +5871,7 @@ PyDoc_STRVAR(os_set_handle_inheritable__doc__,
 "Set the inheritable flag of the specified handle.");
 
 #define OS_SET_HANDLE_INHERITABLE_METHODDEF    \
-    {"set_handle_inheritable", (PyCFunction)os_set_handle_inheritable, METH_FASTCALL, os_set_handle_inheritable__doc__},
+    {"set_handle_inheritable", (PyCFunction)(void(*)(void))os_set_handle_inheritable, METH_FASTCALL, os_set_handle_inheritable__doc__},
 
 static PyObject *
 os_set_handle_inheritable_impl(PyObject *module, intptr_t handle,
@@ -5946,7 +5946,7 @@ PyDoc_STRVAR(os_set_blocking__doc__,
 "clear the O_NONBLOCK flag otherwise.");
 
 #define OS_SET_BLOCKING_METHODDEF    \
-    {"set_blocking", (PyCFunction)os_set_blocking, METH_FASTCALL, os_set_blocking__doc__},
+    {"set_blocking", (PyCFunction)(void(*)(void))os_set_blocking, METH_FASTCALL, os_set_blocking__doc__},
 
 static PyObject *
 os_set_blocking_impl(PyObject *module, int fd, int blocking);
@@ -6005,7 +6005,7 @@ PyDoc_STRVAR(os_DirEntry_stat__doc__,
 "Return stat_result object for the entry; cached per entry.");
 
 #define OS_DIRENTRY_STAT_METHODDEF    \
-    {"stat", (PyCFunction)os_DirEntry_stat, METH_FASTCALL|METH_KEYWORDS, os_DirEntry_stat__doc__},
+    {"stat", (PyCFunction)(void(*)(void))os_DirEntry_stat, METH_FASTCALL|METH_KEYWORDS, os_DirEntry_stat__doc__},
 
 static PyObject *
 os_DirEntry_stat_impl(DirEntry *self, int follow_symlinks);
@@ -6035,7 +6035,7 @@ PyDoc_STRVAR(os_DirEntry_is_dir__doc__,
 "Return True if the entry is a directory; cached per entry.");
 
 #define OS_DIRENTRY_IS_DIR_METHODDEF    \
-    {"is_dir", (PyCFunction)os_DirEntry_is_dir, METH_FASTCALL|METH_KEYWORDS, os_DirEntry_is_dir__doc__},
+    {"is_dir", (PyCFunction)(void(*)(void))os_DirEntry_is_dir, METH_FASTCALL|METH_KEYWORDS, os_DirEntry_is_dir__doc__},
 
 static int
 os_DirEntry_is_dir_impl(DirEntry *self, int follow_symlinks);
@@ -6070,7 +6070,7 @@ PyDoc_STRVAR(os_DirEntry_is_file__doc__,
 "Return True if the entry is a file; cached per entry.");
 
 #define OS_DIRENTRY_IS_FILE_METHODDEF    \
-    {"is_file", (PyCFunction)os_DirEntry_is_file, METH_FASTCALL|METH_KEYWORDS, os_DirEntry_is_file__doc__},
+    {"is_file", (PyCFunction)(void(*)(void))os_DirEntry_is_file, METH_FASTCALL|METH_KEYWORDS, os_DirEntry_is_file__doc__},
 
 static int
 os_DirEntry_is_file_impl(DirEntry *self, int follow_symlinks);
@@ -6147,7 +6147,7 @@ PyDoc_STRVAR(os_scandir__doc__,
 "If path is None, uses the path=\'.\'.");
 
 #define OS_SCANDIR_METHODDEF    \
-    {"scandir", (PyCFunction)os_scandir, METH_FASTCALL|METH_KEYWORDS, os_scandir__doc__},
+    {"scandir", (PyCFunction)(void(*)(void))os_scandir, METH_FASTCALL|METH_KEYWORDS, os_scandir__doc__},
 
 static PyObject *
 os_scandir_impl(PyObject *module, path_t *path);
@@ -6184,7 +6184,7 @@ PyDoc_STRVAR(os_fspath__doc__,
 "types raise a TypeError.");
 
 #define OS_FSPATH_METHODDEF    \
-    {"fspath", (PyCFunction)os_fspath, METH_FASTCALL|METH_KEYWORDS, os_fspath__doc__},
+    {"fspath", (PyCFunction)(void(*)(void))os_fspath, METH_FASTCALL|METH_KEYWORDS, os_fspath__doc__},
 
 static PyObject *
 os_fspath_impl(PyObject *module, PyObject *path);
@@ -6216,7 +6216,7 @@ PyDoc_STRVAR(os_getrandom__doc__,
 "Obtain a series of random bytes.");
 
 #define OS_GETRANDOM_METHODDEF    \
-    {"getrandom", (PyCFunction)os_getrandom, METH_FASTCALL|METH_KEYWORDS, os_getrandom__doc__},
+    {"getrandom", (PyCFunction)(void(*)(void))os_getrandom, METH_FASTCALL|METH_KEYWORDS, os_getrandom__doc__},
 
 static PyObject *
 os_getrandom_impl(PyObject *module, Py_ssize_t size, int flags);
@@ -6757,4 +6757,4 @@ exit:
 #ifndef OS_GETRANDOM_METHODDEF
     #define OS_GETRANDOM_METHODDEF
 #endif /* !defined(OS_GETRANDOM_METHODDEF) */
-/*[clinic end generated code: output=f2951c34e0907fb6 input=a9049054013a1b77]*/
+/*[clinic end generated code: output=d62c0bb988141e70 input=a9049054013a1b77]*/