Handle sysv4.2 and sysvr4.2.

diff --git a/configure1.in b/configure1.in
index 6c23a7724c97a52ee129f434d45cca9b53c1fd15..671b74f6430187c5f20153b2506a434a8b21d3ba 100755 (executable)
--- a/configure1.in
+++ b/configure1.in
@@ -865,6 +865,7 @@ if [ ! "${opsys}" ]; then
     *-sysv2.2 | *-sysvr2.2 )           opsys=usg5-2-2 ;;
     *-sysv3 | *-sysvr3 )               opsys=usg5-3 ;;
     *-sysv4 | *-sysvr4 )               opsys=usg5-4 ;;
+    *-sysv4.2 | *-sysvr4.2 )           opsys=usg5-4-2 ;;
     * )
       unported=true
     ;;