diff --git a/loadlib.c b/loadlib.c
index 9d86b158..ddfecca9 100644
--- a/loadlib.c
+++ b/loadlib.c
@@ -67,6 +67,13 @@ static const char *const CLIBS = "_CLIBS";
 #define setprogdir(L)           ((void)0)
 
 
+/*
+** Special type equivalent to '(void*)' for functions in gcc
+** (to supress warnings when converting function pointers)
+*/
+typedef void (*voidf)(void);
+
+
 /*
 ** system-dependent functions
 */
@@ -206,7 +213,7 @@ static void *lsys_load (lua_State *L, const char *path, int seeglb) {
 
 
 static lua_CFunction lsys_sym (lua_State *L, void *lib, const char *sym) {
-  lua_CFunction f = (lua_CFunction)GetProcAddress((HMODULE)lib, sym);
+  lua_CFunction f = (lua_CFunction)(voidf)GetProcAddress((HMODULE)lib, sym);
   if (f == NULL) pusherror(L);
   return f;
 }