1 files changed, 3 insertions, 2 deletions
diff --git a/Configure b/Configure
index 9a600913c7..2e1902aeff 100755
--- a/Configure
+++ b/Configure
@@ -1111,8 +1111,9 @@ $target{exe_extension}=".exe" if ($config{target} eq "DJGPP"
 $target{exe_extension}=".pm"  if ($config{target} =~ /vos/);
 
 ($target{shared_extension_simple}=$target{shared_extension})
-    =~ s|\.\$\(SHLIB_VERSION_NUMBER\)||;
-$target{dso_extension}=$target{shared_extension_simple};
+    =~ s|\.\$\(SHLIB_VERSION_NUMBER\)||
+    unless defined($target{shared_extension_simple});
+$target{dso_extension}//=$target{shared_extension_simple};
 ($target{shared_import_extension}=$target{shared_extension_simple}.".a")
     if ($config{target} =~ /^(?:Cygwin|mingw)/);