diff --git a/ChangeLog b/ChangeLog
index 5d154d2525..653cffe4e2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2015-04-29  Roland McGrath  <roland@hack.frob.com>
 
+	* sysdeps/nacl/euidaccess.c (euidaccess): Renamed to __euidaccess.
+	(euidaccess, eaccess): Define as weak aliases.
+
 	* sysdeps/nacl/bits/typesizes.h (__SUSECONDS_T_TYPE): Use
 	__SLONGWORD_TYPE rather than __S32_TYPE.  They are the same size,
 	but __suseconds_t is often 'long int' so some sources assume that
diff --git a/sysdeps/nacl/euidaccess.c b/sysdeps/nacl/euidaccess.c
index 036e736001..50cbcfba29 100644
--- a/sysdeps/nacl/euidaccess.c
+++ b/sysdeps/nacl/euidaccess.c
@@ -20,8 +20,10 @@
 
 /* Test for access to FILE.  */
 int
-euidaccess (const char *file, int type)
+__euidaccess (const char *file, int type)
 {
   /* No NaCl process will ever be set-ID, so access and euidaccess are one.  */
   return __access (file, type);
 }
+weak_alias (__euidaccess, euidaccess)
+weak_alias (__euidaccess, eaccess)