diff --git a/share/mk/bsd.compat.mk b/share/mk/bsd.compat.mk
--- a/share/mk/bsd.compat.mk
+++ b/share/mk/bsd.compat.mk
@@ -68,9 +68,7 @@
 LIB32WMAKEFLAGS+= NM="${XNM}"
 LIB32WMAKEFLAGS+= OBJCOPY="${XOBJCOPY}"
 
-LIB32CFLAGS=	-DCOMPAT_32BIT
 LIB32DTRACE=	${DTRACE} -32
-LIB32WMAKEFLAGS+=	-DCOMPAT_32BIT
 LIB32_MACHINE_ABI=	${MACHINE_ABI:N*64} long32 ptr32
 .if ${COMPAT_ARCH} == "amd64"
 LIB32_MACHINE_ABI+=	time32