diff --git a/configure b/configure
index b143c4e..d454efc 100755
--- a/configure
+++ b/configure
@@ -1,5 +1,5 @@
 #! /bin/sh
-# From configure.in Revision: 87639 .
+# From configure.in Revision: 87646 .
 # Guess values for system-dependent variables and create Makefiles.
 # Generated by GNU Autoconf 2.65 for python 3.2.
 #
@@ -8976,7 +8976,7 @@
 			;;
 		solaris)
 			if test -f /etc/netconfig; then
-                          if /usr/xpg4/bin/grep -q tcp6 /etc/netconfig; then
+                          if $GREP -q tcp6 /etc/netconfig; then
 				ipv6type=$i
 				ipv6trylibc=yes
                           fi