diff --git a/source/src/tools.h b/source/src/tools.h
index 0c97884c..ef6a0974 100644
--- a/source/src/tools.h
+++ b/source/src/tools.h
@@ -525,11 +525,14 @@ extern char *loadfile(const char *fn, int *size, const char *mode = NULL);
 extern bool listdir(const char *dir, const char *ext, vector<char *> &files);
 extern int listfiles(const char *dir, const char *ext, vector<char *> &files);
 extern bool delfile(const char *path);
-extern void stackdumper(unsigned int type, EXCEPTION_POINTERS *ep);
 extern bool cmpb(void *b, int n, enet_uint32 c);
 extern bool cmpf(char *fn, enet_uint32 c);
 extern void endianswap(void *, int, int);
 extern bool isbigendian();
 
+#ifdef WIN32
+extern void stackdumper(unsigned int type, EXCEPTION_POINTERS *ep);
+#endif
+
 #endif