allow named ability to generate core dumps after setuid (upstream bug

#15753)

bind-9.3.2-prctl_set_dumpable.patch

@@ -0,0 +1,13 @@
+--- bind-9.3.2/bin/named/unix/os.c.prctl_set_dumpable	2005-05-19 21:37:19.000000000 -0400
++++ bind-9.3.2/bin/named/unix/os.c	2006-04-04 16:43:11.000000000 -0400
+@@ -252,6 +252,10 @@
+ 	caps |= (1 << CAP_SYS_RESOURCE);
+ 
+ 	linux_setcaps(caps);
++
++	/* allow us to continue to be able to generate coredumps after setuid:
++	 */
++	prctl(PR_SET_DUMPABLE,1,0,0,0);
+ }
+ 
+ #ifdef HAVE_SYS_PRCTL_H