Index: /issm/trunk-jpl/m4/issm_options.m4
===================================================================
--- /issm/trunk-jpl/m4/issm_options.m4	(revision 27017)
+++ /issm/trunk-jpl/m4/issm_options.m4	(revision 27018)
@@ -1783,5 +1783,9 @@
 	if test "x${HAVE_SHAPELIB}" == "xyes"; then
 		SHAPELIBINCL="-I${SHAPELIB_ROOT}/include"
-		SHAPELIBLIB="-L${SHAPELIB_ROOT}/lib -lshape"
+		if test -f "${SHAPELIB_ROOT}/lib/libshp.a"; then
+			SHAPELIBLIB="-L${SHAPELIB_ROOT}/lib -lshp"
+		else
+			SHAPELIBLIB="-L${SHAPELIB_ROOT}/lib -lshape"
+		fi
 		AC_DEFINE([_HAVE_SHAPELIB_], [1], [with shapelib in ISSM src])
 		AC_SUBST([SHAPELIBINCL])