Replace C types by stdint.h types

Not all occurrences have been replaced, in some cases they have been
left as they were before (like in rgbgfx and when they are in the
interface of a C standard library function).

Signed-off-by: Antonio Niño Díaz <antonio_nd@outlook.com>

src/asm/globlex.c

@@ -146,7 +146,7 @@ uint32_t
 ParseSymbol(char *src, uint32_t size)
 {
 	char dest[MAXSYMLEN + 1];
-	int copied = 0, size_backup = size;
+	int32_t copied = 0, size_backup = size;
 
 	while (size && copied < MAXSYMLEN) {
 		if (*src == '\\') {