diff -ur guvcview-src-0.9.6.orig/src/guvcview.c guvcview-src-0.9.6/src/guvcview.c
--- guvcview-src-0.9.6.orig/src/guvcview.c	2008-12-06 20:51:44.000000000 +0200
+++ guvcview-src-0.9.6/src/guvcview.c	2008-12-10 12:19:34.000000000 +0200
@@ -29,6 +29,7 @@
 #include <sys/file.h>
 #include <string.h>
 #include <pthread.h>
+#include <locale.h>
 #include <SDL/SDL.h>
 //#include <SDL/SDL_thread.h>
 //#include <SDL/SDL_audio.h>