Add build structure for gasp (GNU Assembler Preprocessor) which is shipped

with gas; don't enable until gas.new is default everywhere.

gnu/usr.bin/gasp/Makefile

@@ -0,0 +1,26 @@
+#	$NetBSD: Makefile,v 1.1 1998/12/29 15:12:27 tv Exp $
+
+DIST=		${.CURDIR}/../../dist
+
+PROG=		gasp
+SRCS=		gasp.c macro.c sb.c hash.c
+NOMAN=
+
+.PATH:		${DIST}/gas
+
+CPPFLAGS+=	-I${.CURDIR}/../gas.new/arch/${MACHINE_ARCH} \
+		-I${.CURDIR}/../gas.new -I${DIST}/gas/config -I${DIST}/gas \
+		-I${DIST}/include -D_GNU_SOURCE \
+		-DTARGET_ALIAS=\"${MACHINE_GNU_ARCH}-netbsd\" \
+		-DTARGET_CPU=\"${MACHINE_GNU_ARCH}\" \
+		-DTARGET_CANONICAL=\"${MACHINE_GNU_ARCH}--netbsd\"
+
+BFDOBJ!=	cd ${.CURDIR}/../../lib/bfd; \
+		printf "xxx: .MAKE\n\t@echo \$${.OBJDIR}\n" | ${MAKE} -s -f-
+
+LDADD+=		-L${BFDOBJ} -lbfd
+DPADD+=		${BFDOBJ}/libbfd.a
+
+MAN=		gasp.1
+
+.include <bsd.prog.mk>