converters/ascii2binary: Modernize port

* Utilize more helpers
* Define LICENSE_FILE
* Fold separate patch into port Makefile
* Adjust Makefile to follow Porters Handbook more closely

PR:		284673
Approved by:	maintainter timeout, 2+ weeks

converters/ascii2binary/Makefile

@@ -1,5 +1,5 @@
 PORTNAME=	ascii2binary
-PORTVERSION=	2.14
+DISTVERSION=	2.14
 PORTREVISION=	2
 CATEGORIES=	converters
 MASTER_SITES=	http://billposer.org/Software/Downloads/
@@ -9,15 +9,16 @@ COMMENT=	Convert between textual representations of numbers and binary
 WWW=		https://billposer.org/Software/a2b.html
 
 LICENSE=	GPLv3
+LICENSE_FILE=	${WRKSRC}/COPYING
 
-USES=		gettext tar:bzip2
+USES=		gettext-runtime localbase:ldflags tar:bzip2
 
 GNU_CONFIGURE=	yes
-GNU_CONFIGURE_MANPREFIX=	${PREFIX}/share
-CPPFLAGS+=	-I${LOCALBASE}/include
-LDFLAGS+=	-L${LOCALBASE}/lib
 
-PLIST_FILES=	bin/ascii2binary bin/binary2ascii \
+LDFLAGS+=	-lintl
+
+PLIST_FILES=	bin/ascii2binary \
+		bin/binary2ascii \
 		share/man/man1/ascii2binary.1.gz \
 		share/man/man1/binary2ascii.1.gz
 

converters/ascii2binary/files/patch-Makefile.in

@@ -1,11 +0,0 @@
---- Makefile.in.orig	Sat Mar 11 20:44:53 2006
-+++ Makefile.in	Sun Mar 12 10:59:23 2006
-@@ -115,7 +115,7 @@
- INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
- LDFLAGS = @LDFLAGS@
- LIBOBJS = @LIBOBJS@
--LIBS = @LIBS@
-+LIBS = @LIBS@ -lintl
- LTLIBOBJS = @LTLIBOBJS@
- MAKEINFO = @MAKEINFO@
- OBJEXT = @OBJEXT@