diff --git a/cif/CIFrdpoly.c b/cif/CIFrdpoly.c
index b47effbd..3202e68f 100644
--- a/cif/CIFrdpoly.c
+++ b/cif/CIFrdpoly.c
@@ -243,7 +243,7 @@ CIFPolyToRects(path, plane, resultTbl, ui, isCalma)
     if ((tail->cifp_x != path->cifp_x) || (tail->cifp_y != path->cifp_y))
     {
 	if (isCalma)
-	    CalmaReadError("Boundary is not closed.\n");
+	    CalmaReadError("Boundary is not closed.\n" );
 
 	p = (CIFPath *) mallocMagic ((unsigned) sizeof (CIFPath));
 	p->cifp_x = path->cifp_x;
diff --git a/scripts/configure b/scripts/configure
index 8e021b71..eee98cd9 100755
--- a/scripts/configure
+++ b/scripts/configure
@@ -7773,7 +7773,9 @@ fi
 case $target in
   *-linux*)
     $as_echo "#define linux 1" >>confdefs.h
+
     $as_echo "#define SYSV 1" >>confdefs.h
+
         $as_echo "#define ISC 1" >>confdefs.h
 
         case $target in
diff --git a/scripts/configure.in b/scripts/configure.in
index 3328e08d..56e85b43 100644
--- a/scripts/configure.in
+++ b/scripts/configure.in
@@ -1359,7 +1359,7 @@ case $target in
     dnl 64-bit support for AMD Opteron
     case $target in
 	*x86_64*)
-	    CFLAGS="${CFLAGS} -fPIC -Werror=implicit-function-declaration"
+	    CFLAGS="${CFLAGS} -m64 -fPIC -Werror=implicit-function-declaration"
 	    ;;
     esac
     if test $usingOGL ; then