3 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/stub/getsid.c b/sysdeps/stub/getsid.c
index 8d2af8b070..5c65311ce0 100644
--- a/sysdeps/stub/getsid.c
+++ b/sysdeps/stub/getsid.c
@@ -27,3 +27,4 @@ getsid (pid_t pid)
   __set_errno (ENOSYS);
   return (pid_t) -1;
 }
+stub_warning (getsid)
diff --git a/sysdeps/stub/mmap.c b/sysdeps/stub/mmap.c
index 6b557764ee..02fb8d780d 100644
--- a/sysdeps/stub/mmap.c
+++ b/sysdeps/stub/mmap.c
@@ -36,4 +36,5 @@ __mmap (caddr_t addr, size_t len, int prot, int flags, int fd, off_t offset)
   return (caddr_t) -1;
 }
 
+stub_warning (mmap)
 weak_alias (__mmap, mmap)
diff --git a/sysdeps/stub/munmap.c b/sysdeps/stub/munmap.c
index 9c96042c26..4802a58f7f 100644
--- a/sysdeps/stub/munmap.c
+++ b/sysdeps/stub/munmap.c
@@ -30,4 +30,5 @@ __munmap (caddr_t addr, size_t len)
   return -1;
 }
 
+stub_warning (munmap)
 weak_alias (__munmap, munmap)