--- makedefs.orig	2018-03-07 00:46:20 UTC
+++ makedefs
@@ -296,6 +296,15 @@ case "$SYSTEM.$RELEASE" in
 		: ${SHLIB_ENV="LD_LIBRARY_PATH=`pwd`/lib"}
 		: ${PLUGIN_LD="${CC} -shared"}
 		;;
+  FreeBSD.12*)	SYSTYPE=FREEBSD12
+		: ${CC=cc}
+		: ${SHLIB_SUFFIX=.so}
+		: ${SHLIB_CFLAGS=-fPIC}
+		: ${SHLIB_LD="${CC} -shared"' -Wl,-soname,${LIB}'}
+		: ${SHLIB_RPATH='-Wl,-rpath,${SHLIB_DIR}'}
+		: ${SHLIB_ENV="LD_LIBRARY_PATH=`pwd`/lib"}
+		: ${PLUGIN_LD="${CC} -shared"}
+		;;
  DragonFly.*)	SYSTYPE=DRAGONFLY
 		;;
   OpenBSD.2*)	SYSTYPE=OPENBSD2