diff --git a/contrib/media/minimp3/Tupfile.lua b/contrib/media/minimp3/Tupfile.lua
index 848cf029db..47c571913e 100644
--- a/contrib/media/minimp3/Tupfile.lua
+++ b/contrib/media/minimp3/Tupfile.lua
@@ -4,5 +4,5 @@ then
   HELPERDIR = "../../../programs"
 end
 tup.include(HELPERDIR .. "/use_gcc.lua")
-CFLAGS = CFLAGS_OPTIMIZE_SPEED .. " -o minimp3.obj -nostdlib -fwhole-program"
+CFLAGS = CFLAGS_OPTIMIZE_SPEED .. " -o minimp3.obj  -U_WIN32 -nostdlib -fwhole-program"
 compile_gcc{"minimp3.c"}
diff --git a/contrib/media/minimp3/minimp3.c b/contrib/media/minimp3/minimp3.c
index e22489fe51..598d7183fa 100644
--- a/contrib/media/minimp3/minimp3.c
+++ b/contrib/media/minimp3/minimp3.c
@@ -5,8 +5,8 @@
 // memset - may be optimized
 typedef unsigned int size_t;
 static inline void*  memset(void *mem, int c, unsigned size) {   
-
-	for (unsigned int i = 0; i < size; i++ )
+	unsigned int i;
+	for (i = 0; i < size; i++ )
 		*((char *)mem+i) = (char) c;
 	
 	return mem;	
@@ -14,8 +14,8 @@ static inline void*  memset(void *mem, int c, unsigned size) {
 
 // memcpy - may be optimized
 void* memcpy(void *dest, const void *src, size_t count) {  
-  
-	for (unsigned int i = 0; i < count; i++)
+	unsigned int i;
+	for (i = 0; i < count; i++)
 		*(char *)(dest+i) = *(char *)(src+i);
 	
 	return 0;