Utilize USE_GETOPT_LONG

PR:		51376
Submitted by:	Ports Fury

math/spar/Makefile

@@ -15,19 +15,13 @@ MASTER_SITE_SUBDIR=	${PORTNAME}
 MAINTAINER=	ports@FreeBSD.org
 COMMENT=	A modular math parser
 
+USE_GETOPT_LONG=	yes
 USE_REINPLACE=	yes
 USE_LIBTOOL=	yes
-CONFIGURE_ENV=	CPPFLAGS="${CPPFLAGS}" LDFLAGS="${LDFLAGS}"
 INSTALLS_SHLIB=	yes
 
 MAN1=	spar.1
 
-.if !exists(/usr/include/getopt.h)
-LIB_DEPENDS+=	gnugetopt.1:${PORTSDIR}/devel/libgnugetopt
-CPPFLAGS+=	-I${LOCALBASE}/include
-LDFLAGS+=	-L${LOCALBASE}/lib -lgnugetopt
-.endif
-
 post-patch:
 	@${REINPLACE_CMD} -e "s,-ldl,,g" ${WRKSRC}/lib/Makefile.in