kconfig: fix MAC OS X warnings in menuconfig

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Timur Tabi <timur@freescale.com>

scripts/kconfig/lkc.h

@@ -11,9 +11,9 @@
 #ifndef KBUILD_NO_NLS
 # include <libintl.h>
 #else
-# define gettext(Msgid) ((const char *) (Msgid))
-# define textdomain(Domainname) ((const char *) (Domainname))
-# define bindtextdomain(Domainname, Dirname) ((const char *) (Dirname))
+static inline const char *gettext(const char *txt) { return txt; }
+static inline void textdomain(const char *domainname) {}
+static inline void bindtextdomain(const char *name, const char *dir) {}
 #endif
 
 #ifdef __cplusplus

scripts/kconfig/mconf.c

@@ -773,7 +773,7 @@ static void conf_string(struct menu *menu)
 
 	while (1) {
 		int res;
-		char *heading;
+		const char *heading;
 
 		switch (sym_get_type(menu->sym)) {
 		case S_INT:
@@ -925,3 +925,4 @@ int main(int ac, char **av)
 
 	return 0;
 }
+