vm_dump.c: check procstat_getvmmap

* configure.in: check also procstat_getvmmap, which is not
  available on FreeBSD 9.  [ruby-core:68468] [Bug #10954]
* vm_dump.c (procstat_vm): use kinfo_getvmmap instead if
  procstat_getvmmap is not available.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49930 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 0 deletions

diff --git a/vm_dump.c b/vm_dump.c
index 45e4cb238e..1825f6845c 100644
--- a/vm_dump.c
+++ b/vm_dump.c
@@ -735,7 +735,11 @@ procstat_vm(struct procstat *procstat, struct kinfo_proc *kipp)
 		ptrwidth, "START", ptrwidth, "END", "PRT", "RES",
 		"PRES", "REF", "SHD", "FL", "TP", "PATH");
 
+#ifdef HAVE_PROCSTAT_GETVMMAP
 	freep = procstat_getvmmap(procstat, kipp, &cnt);
+#else
+	freep = kinfo_getvmmap(kipp->ki_pid, &cnt);
+#endif
 	if (freep == NULL)
 		return;
 	for (i = 0; i < cnt; i++) {