-void check_access(char *filename, int mode);
-void check_file(char *filename, int mode);
-void check_dir(char *dirname, int mode);
-void check_suid(char *filename);
+gboolean check_access(char *filename, int mode);
+gboolean check_file(char *filename, int mode);
+gboolean check_dir(char *dirname, int mode);
+gboolean check_suid(char *filename);