1 files changed, 2 insertions, 2 deletions

diff --git a/src/lib/libcrypto/util/pl/BC-16.pl b/src/lib/libcrypto/util/pl/BC-16.pl
index 6c6df4fe0b..2033f524ca 100644
--- a/src/lib/libcrypto/util/pl/BC-16.pl
+++ b/src/lib/libcrypto/util/pl/BC-16.pl
@@ -21,14 +21,14 @@ $lflags="$base_lflags";
 if ($win16)
         {
         $shlib=1;
-        $cflags.=" -DWINDOWS -DWIN16";
+        $cflags.=" -DOPENSSL_SYSNAME_WIN16";
         $app_cflag="-W";
         $lib_cflag="-WD";
         $lflags.="/Twe";
         }
 else
         {
-        $cflags.=" -DMSDOS";
+        $cflags.=" -DOENSSL_SYSNAME_MSDOS";
         $lflags.=" /Tde";
         }