diff -up ./ports/sysdeps/unix/sysv/linux/hppa/bits/shm.h.org ./ports/sysdeps/unix/sysv/linux/hppa/bits/shm.h
--- ./ports/sysdeps/unix/sysv/linux/hppa/bits/shm.h.org	2014-04-03 13:20:43.644098000 -0600
+++ ./ports/sysdeps/unix/sysv/linux/hppa/bits/shm.h	2014-04-03 13:22:15.840098000 -0600
@@ -36,7 +36,7 @@
 #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;