Replace autotools based build with a simple BSD Makefile,

using the work done for proto/.

data/bitmaps/Makefile

@@ -0,0 +1,80 @@
+#	$OpenBSD: Makefile,v 1.1 2010/10/06 05:20:23 matthieu Exp $
+
+HEADERS_SUBDIR=	X11/bitmaps/
+
+HEADERS =		\
+	1x1		\
+	2x2		\
+	black		\
+	black6		\
+	boxes		\
+	box6		\
+	calculator	\
+	cntr_ptr	\
+	cntr_ptrmsk	\
+	cross_weave	\
+	dimple1		\
+	dimple3		\
+	dot		\
+	dropbar7	\
+	dropbar8	\
+	escherknot	\
+	flagdown	\
+	flagup		\
+	flipped_gray	\
+	gray		\
+	gray1		\
+	gray3		\
+	grid16		\
+	grid2		\
+	grid4		\
+	grid8		\
+	hlines2		\
+	hlines3		\
+	icon		\
+	keyboard16	\
+	left_ptr	\
+	left_ptrmsk	\
+	letters		\
+	light_gray	\
+	mailempty	\
+	mailemptymsk	\
+	mailfull	\
+	mailfullmsk	\
+	mensetmanus	\
+	menu10		\
+	menu12		\
+	menu16		\
+	menu6		\
+	menu8		\
+	noletters	\
+	opendot		\
+	opendotMask	\
+	plaid		\
+	right_ptr	\
+	right_ptrmsk	\
+	root_weave	\
+	scales		\
+	sipb		\
+	star		\
+	starMask	\
+	stipple		\
+	target		\
+	terminal	\
+	tie_fighter	\
+	vlines2		\
+	vlines3		\
+	weird_size	\
+	wide_weave	\
+	wingdogs	\
+	woman		\
+	xfd_icon	\
+	xlogo11		\
+	xlogo16		\
+	xlogo32		\
+	xlogo64		\
+	xsnow
+
+PKGCONFIG= xbitmaps.pc
+
+.include <bsd.xorg.mk>

data/bitmaps/Makefile.bsd-wrapper

@@ -1,3 +0,0 @@
-# $OpenBSD: Makefile.bsd-wrapper,v 1.2 2006/11/27 19:34:40 matthieu Exp $
-
-.include <bsd.xorg.mk>