Proto for mu_getpwuid().

@@ -67,8 +67,10 @@ extern size_t mu_cpystr __P ((char *dst, const char *src, size_t size));
 struct passwd;
 
 extern void mu_register_getpwnam __P((struct passwd *(*fun) __P((const char *))));
+extern void mu_register_getpwuid __P((struct passwd *(*fun) __P((uid_t))));  
 extern struct passwd * mu_getpwnam __P((const char *name));
-
+extern struct passwd * mu_getpwuid __P((uid_t uid));
+  
 extern int mu_virtual_domain;
 
 extern struct passwd * getpwnam_virtual __P((const char *u));