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-rw-r--r--generic/tk.h10
1 files changed, 9 insertions, 1 deletions
diff --git a/generic/tk.h b/generic/tk.h
index 8c13df2..3d20e02 100644
--- a/generic/tk.h
+++ b/generic/tk.h
@@ -17,10 +17,18 @@
#define _TK
#include <tcl.h>
-#if (TCL_MAJOR_VERSION != 8) || (TCL_MINOR_VERSION != 5)
+#if (TCL_MAJOR_VERSION != 8) || (TCL_MINOR_VERSION < 5)
# error Tk 8.5 must be compiled with tcl.h from Tcl 8.5
#endif
+#ifndef _ANSI_ARGS_
+# ifndef NO_PROTOTYPES
+# define _ANSI_ARGS_(x) x
+# else
+# define _ANSI_ARGS_(x) ()
+# endif
+#endif
+
/*
* For C++ compilers, use extern "C"
*/