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-rwxr-xr-xconfigure1.in3
1 files changed, 3 insertions, 0 deletions
diff --git a/configure1.in b/configure1.in
index ce74228d53e..d94452faa56 100755
--- a/configure1.in
+++ b/configure1.in
@@ -1039,6 +1039,9 @@ if [ x"${opsys}" = x ]; then
*-sysv2.2 | *-sysvr2.2 ) opsys=usg5-2-2 ;;
*-sysv3 | *-sysvr3 ) opsys=usg5-3 ;;
*-sysv4 | *-sysvr4 ) opsys=usg5-4 ;;
+ *-sysv4.1 | *-sysvr4.1 )
+ NON_GNU_CPP=/usr/lib/cpp
+ opsys=usg5-4 ;;
*-sysv4.2 | *-sysvr4.2 ) opsys=usg5-4-2 ;;
* )
unported=true