AC_CHECK_HEADERS(aio.h arpa/inet.h sys/fcntl.h sys/select.h fcntl.h sys/time.h sys/unistd.h rpc/nettype.h)
AC_CHECK_HEADERS(unistd.h utime.h grp.h sys/id.h limits.h memory.h alloca.h)
AC_CHECK_HEADERS(rpc/rpc.h rpcsvc/nis.h rpcsvc/ypclnt.h)
-AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h)
+AC_CHECK_HEADERS(sys/param.h ctype.h sys/wait.h sys/resource.h sys/ioctl.h sys/ipc.h sys/prctl.h)
AC_CHECK_HEADERS(sys/mman.h sys/filio.h sys/priv.h sys/shm.h string.h strings.h stdlib.h sys/socket.h)
AC_CHECK_HEADERS(sys/un.h)
AC_CHECK_HEADERS(sys/mount.h sys/vfs.h sys/fs/s5param.h sys/filsys.h termios.h termio.h)
AC_CHECK_FUNCS(pread _pread __pread pread64 _pread64 __pread64)
AC_CHECK_FUNCS(pwrite _pwrite __pwrite pwrite64 _pwrite64 __pwrite64)
AC_CHECK_FUNCS(open64 _open64 __open64 creat64)
+AC_CHECK_FUNCS(prctl)
+
+AC_TRY_COMPILE([
+#ifdef HAVE_SYS_PRCTL_H
+#include <sys/prctl.h>
+#endif
+],
+[int i; i = prtcl(0); ],
+AC_DEFINE(HAVE_PRCTL, 1, [Whether prctl is available]),[])
#
#
#include "includes.h"
+#ifdef HAVE_SYS_PRCTL_H
+#include <sys/prctl.h>
+#endif
+
static int am_parent = 1;
/* the last message the was processed */
* everything after this point is run after the fork()
*/
+#if defined(HAVE_PRCTL) && defined(PR_SET_DUMPABLE)
+ /* On Linux we lose the ability to dump core when we change our user
+ * ID. We know how to dump core safely, so let's make sure we have our
+ * dumpable flag set.
+ */
+ prctl(PR_SET_DUMPABLE, 1);
+#endif
+
/* Initialise the password backed before the global_sam_sid
to ensure that we fetch from ldap before we make a domain sid up */