2017-04-16  John David Anglin  <danglin@gcc.gnu.org>

	[BZ locale/19838]
	* sysdeps/unix/sysv/linux/hppa/bits/shm.h (SHMLBA): Align to page
	boundary using __getpagesize.

diff --git a/sysdeps/unix/sysv/linux/hppa/bits/shm.h b/sysdeps/unix/sysv/linux/hppa/bits/shm.h
index 794f0ab2da..52632d0dea 100644
--- a/sysdeps/unix/sysv/linux/hppa/bits/shm.h
+++ b/sysdeps/unix/sysv/linux/hppa/bits/shm.h
@@ -37,7 +37,7 @@
 #define SHM_UNLOCK	12		/* unlock segment (root only) */
 
 /* Segment low boundary address multiple.  */
-#define SHMLBA 0x00400000		/* address needs to be 4 Mb aligned */
+#define SHMLBA		(__getpagesize ())
 
 /* Type to count number of attaches.  */
 typedef unsigned long int shmatt_t;