On HP-UX, -rpath is another option taking an argument that needs to go

to the libs variable.  Reported by Albert Chin-A-Young.

Modules/makesetup

@@ -142,6 +142,7 @@ sed -e 's/[ 	]*#.*//' -e '/^[ 	]*$/d' |
 			case $arg in
 			-[IDUC]*)	cpps="$cpps $arg";;
 			-Xlinker)	libs="$libs $arg"; skip=libs;;
+			-rpath)		libs="$libs $arg"; skip=libs;;
 			-[A-Zl]*)	libs="$libs $arg";;
 			*.a)		libs="$libs $arg";;
 			*.so)		libs="$libs $arg";;