crypto/x509: specify path to AIX certificate file

Change-Id: I5433acea8196b03c9997a2238900bd70585e021a
Reviewed-on: https://go-review.googlesource.com/113179
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
diff --git a/libgo/go/crypto/x509/root_aix.go b/libgo/go/crypto/x509/root_aix.go
index de5702d..4e7e9dd 100644
--- a/libgo/go/crypto/x509/root_aix.go
+++ b/libgo/go/crypto/x509/root_aix.go
@@ -5,4 +5,6 @@
 package x509
 
 // Possible certificate files; stop after finding one.
-var certFiles []string
+var certFiles = []string{
+	"/var/ssl/certs/ca-bundle.crt",
+}