Index: Makefile
===================================================================
--- Makefile	(revision 469169)
+++ Makefile	(working copy)
@@ -10,7 +10,7 @@
 DISTNAME=	${PORTNAME}_${PORTVERSION}
 DIST_SUBDIR=	${PORTNAME}
 
-MAINTAINER=	ports@FreeBSD.org
+MAINTAINER=	robert.ayrapetyan@gmail.com
 COMMENT=	Library of routines for performing sparse factorization
 
 LICENSE=	BSD3CLAUSE
@@ -17,6 +17,12 @@
 LICENSE_FILE=	${WRKSRC}/License.txt
 
 USES=		cmake:outsource fortran
+.if !defined(ARCH)
+    ARCH!=          uname -p
+.endif
+.if ${ARCH} == amd64
+    fortran_ARGS=   flang
+.endif
 USE_LDCONFIG=	yes
 
 WRKSRC=		${WRKDIR}/SuperLU_${PORTVERSION}