Respect ${CC} and ${CFLAGS}, do the compiling in a do-build target and

clarify the license (GPLv2 or later)

After feedback from ajacoutot

www/mimetex/Makefile

@@ -1,14 +1,15 @@
-# $OpenBSD: Makefile,v 1.1.1.1 2008/05/16 15:21:23 mbalmer Exp $
+# $OpenBSD: Makefile,v 1.2 2008/05/16 16:32:14 mbalmer Exp $
 
 COMMENT=		parse LaTeX math expressions into gif images
 
 DISTNAME=		mimetex-1.65
+PKGNAME=		${DISTNAME}p0
 CATEGORIES=		www
 
 HOMEPAGE=		http://www.forkosh.com/mimetex.html
 MAINTAINER=		Mischa Diehm <md@msys.ch>
 
-# GPL
+# GPLv2 or later
 PERMIT_PACKAGE_CDROM=   Yes
 PERMIT_PACKAGE_FTP=     Yes
 PERMIT_DISTFILES_CDROM= Yes
@@ -16,16 +17,17 @@ PERMIT_DISTFILES_FTP=   Yes
 
 MASTER_SITES=		http://meta-planets.net/~openbsd/
 
-NO_BUILD=       	Yes
 NO_REGRESS=     	Yes
 PKG_ARCH=       	*
 
 PREFIX=			/var/www
 INSTDIR=		${PREFIX}/cgi-bin
 
+do-build:
+	cd ${WRKDIST} && ${CC} ${CFLAGS} -static -DAA mimetex.c gifsave.c -lm \
+	    -o ${WRKDIST}/mimetex
+
 do-install:
-	cd ${WRKDIST} && cc -static -DAA mimetex.c gifsave.c -lm \
-		-o ${WRKDIST}/mimetex
 	${INSTALL_DATA_DIR} ${INSTDIR}
 	${INSTALL} -o ${BINOWN} ${WRKDIST}/mimetex ${INSTDIR}