[Bug 3388350] mingw64 compiler warnings

4 files changed, 11 insertions, 11 deletions

diff --git a/ChangeLog b/ChangeLog
index 6237d99..963f194 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -7,6 +7,7 @@
 	* win/tclWinPort.h
 	* win/tclWinChan.c
 	* win/tclWinDde.c
+	* win/tclWinFCmd.c
 	* win/tclWinPipe.c
 	* win/tclWinReg.c
 	* win/tclWinSerial.c
diff --git a/win/tclWinDde.c b/win/tclWinDde.c
index f16625c..f5882c6 100644
--- a/win/tclWinDde.c
+++ b/win/tclWinDde.c
@@ -844,8 +844,8 @@ DdeServicesOnAck(HWND hwnd, WPARAM wParam, LPARAM lParam)
     es = (ddeEnumServices *)GetWindowLong(hwnd, GWL_USERDATA);
 #endif
 
-    if ((es->service == (ATOM)NULL || es->service == service)
-	&& (es->topic == (ATOM)NULL || es->topic == topic)) {
+    if ((es->service == (ATOM)0 || es->service == service)
+	&& (es->topic == (ATOM)0 || es->topic == topic)) {
 	Tcl_Obj *matchPtr = Tcl_NewListObj(0, NULL);
 
 	GlobalGetAtomName(service, sz, 255);
@@ -890,9 +890,9 @@ DdeGetServicesList(Tcl_Interp *interp, char *serviceName, char *topicName)
     es.interp = interp;
     es.result = TCL_OK;
     es.service = (serviceName == NULL)
-	? (ATOM)NULL : GlobalAddAtom(serviceName);
+	? (ATOM)0 : GlobalAddAtom(serviceName);
     es.topic = (topicName == NULL)
-	? (ATOM)NULL : GlobalAddAtom(topicName);
+	? (ATOM)0 : GlobalAddAtom(topicName);
     
     Tcl_ResetResult(interp); /* our list is to be appended to result. */
     DdeCreateClient(&es);
@@ -900,9 +900,9 @@ DdeGetServicesList(Tcl_Interp *interp, char *serviceName, char *topicName)
     
     if (IsWindow(es.hwnd))
         DestroyWindow(es.hwnd);
-    if (es.service != (ATOM)NULL)
+    if (es.service != (ATOM)0)
 	GlobalDeleteAtom(es.service);
-    if (es.topic != (ATOM)NULL)
+    if (es.topic != (ATOM)0)
 	GlobalDeleteAtom(es.topic);
     return es.result;
 }
diff --git a/win/tclWinFCmd.c b/win/tclWinFCmd.c
index 32e1656..e0861f2 100644
--- a/win/tclWinFCmd.c
+++ b/win/tclWinFCmd.c
@@ -1199,7 +1199,7 @@ TraverseWinTree(
 {
     DWORD sourceAttr;
     TCHAR *nativeSource, *nativeTarget, *nativeErrfile;
-    int result, found, sourceLen, targetLen, oldSourceLen, oldTargetLen;
+    int result, found, sourceLen, targetLen = 0, oldSourceLen, oldTargetLen;
     HANDLE handle;
     WIN32_FIND_DATAT data;
 
diff --git a/win/tclWinTest.c b/win/tclWinTest.c
index 186d308..0ddd76b 100644
--- a/win/tclWinTest.c
+++ b/win/tclWinTest.c
@@ -538,7 +538,7 @@ TestplatformChmod(CONST char *nativePath, int pmode)
       | FILE_ADD_SUBDIRECTORY | FILE_WRITE_EA |  FILE_APPEND_DATA 
       | FILE_WRITE_DATA | DELETE;
 
-    BYTE *secDesc = 0;
+    PSECURITY_DESCRIPTOR secDesc = 0;
     DWORD secDescLen;
 
     const BOOL set_readOnly = !(pmode & 0222);
@@ -670,9 +670,8 @@ TestplatformChmod(CONST char *nativePath, int pmode)
     if (!getFileSecurityProc(nativePath, infoBits, NULL, 0, &secDescLen)) {
 	if (GetLastError() == ERROR_INSUFFICIENT_BUFFER) {
 	    DWORD secDescLen2 = 0;
-	    secDesc = (BYTE *) ckalloc(secDescLen);
-	    if (!getFileSecurityProc(nativePath, infoBits,
-				     (PSECURITY_DESCRIPTOR)secDesc, 
+	    secDesc = (PSECURITY_DESCRIPTOR) ckalloc(secDescLen);
+	    if (!getFileSecurityProc(nativePath, infoBits, secDesc, 
 				     secDescLen, &secDescLen2) 
 		|| (secDescLen < secDescLen2)) {
 		goto done;