D24017.diff
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	Index: head/Mk/Uses/bison.mk
	===================================================================
	--- head/Mk/Uses/bison.mk
	+++ head/Mk/Uses/bison.mk
	@@ -26,6 +26,8 @@
	RUN_DEPENDS+= ${_BISON_DEPENDS}
	.elif ${bison_ARGS} == "alias"
	BINARY_ALIAS+= bison=byacc
	+.elif ${bison_ARGS} == "wrapper"
	+BINARY_WRAPPERS+= bison
	.else
	IGNORE= USES=bison - invalid args: [${bison_ARGS}] specified
	.endif
	Index: head/Mk/Wrappers/bison
	===================================================================
	--- head/Mk/Wrappers/bison
	+++ head/Mk/Wrappers/bison
	@@ -0,0 +1,19 @@
	+#!/bin/sh
	+#
	+# $FreeBSD$
	+
	+# This wrappers allows to deals build system calling bison with certain long option
	+# and messing with arguments orders
	+
	+case " $@ " in
	+" --version ") echo "bison (GNU bison 3.5.2)" ; exit 0 ;;
	+esac
	+
	+for arg; do
	+ case "$arg" in
	+ *.y) inputfile="$arg" ;;
	+ --verbose\|-v) ;; # ignore
	+ *) args="$args $arg" ;;
	+ esac
	+done
	+exec byacc -L $args $inputfile