Index: tools/build/cross-build/include/common/grp.h
===================================================================
--- tools/build/cross-build/include/common/grp.h
+++ tools/build/cross-build/include/common/grp.h
@@ -47,8 +47,6 @@
 
 int gid_from_group(const char *name, gid_t *gid);
 
-int gid_from_group(const char *name, gid_t *gid);
-
 const char *group_from_gid(gid_t gid, int noname);
 
 #ifdef __linux__
Index: tools/build/cross-build/include/common/pwd.h
===================================================================
--- tools/build/cross-build/include/common/pwd.h
+++ tools/build/cross-build/include/common/pwd.h
@@ -45,8 +45,6 @@
     struct passwd *(*a_getpwnam)(const char *),
     struct passwd *(*a_getpwuid)(uid_t));
 
-int uid_from_user(const char *name, uid_t *uid);
-
 int uid_from_user(const char *name, uid_t *uid);
 const char *user_from_uid(uid_t uid, int noname);