The official #define for 32-bit and 64-bit Windows is _WIN32.

[libpcap] / Win32 / Src / getopt.c

diff --git a/Win32/Src/getopt.c b/Win32/Src/getopt.c
index 03c2086efdcb9b48d659359590e3ef858800ca12..f5e62daa4cccf380ae1b1e06f3d96cb5b0b653c1 100644 (file)
--- a/Win32/Src/getopt.c
+++ b/Win32/Src/getopt.c
@@ -59,7 +59,7 @@ getopt(nargc, nargv, ostr)
        char * const *nargv;
        const char *ostr;
 {
-#ifdef WIN32
+#ifdef _WIN32
        char *__progname="windump";
 #else
        extern char *__progname;