Fix various warnings

code/tools/asm/cmdlib.c

@@ -559,7 +559,7 @@ int Q_stricmp (const char *s1, const char *s2)
 }
 
 
-char *strupr (char *start)
+char *Q_strupr (char *start)
 {
 	char	*in;
 	in = start;
@@ -571,7 +571,7 @@ char *strupr (char *start)
 	return start;
 }
 
-char *strlower (char *start)
+char *Q_strlower (char *start)
 {
 	char	*in;
 	in = start;

code/tools/asm/cmdlib.h

@@ -67,8 +67,8 @@ typedef unsigned char byte;
 extern int myargc;
 extern char **myargv;
 
-char *strupr (char *in);
-char *strlower (char *in);
+char *Q_strupr (char *in);
+char *Q_strlower (char *in);
 int Q_strncasecmp( const char *s1, const char *s2, int n );
 int Q_stricmp( const char *s1, const char *s2 );
 void Q_getwd( char *out );

code/tools/asm/q3asm.c

@@ -592,7 +592,7 @@ Symbols can only be evaluated on pass 1
 */
 static int LookupSymbol( char *sym ) {
 	symbol_t	*s;
-	char		expanded[MAX_LINE_LENGTH];
+	char		expanded[MAX_LINE_LENGTH * 2];
 	int			hash;
 	hashchain_t *hc;