AC_DEFUN([FDEP_F90_GNU_MAKE_DEPS],[AC_MSG_CHECKING([for GNU make])for a in "$MAKE" make gmake gnumake ; do if test -z "$a" ; then continue ; fi ; if ( sh -c "$a --version" 2> /dev/null | grep GNU 2>&1 > /dev/null ) ; then _fdep_gnu_make_command=$a ; break; fidone ;AC_MSG_RESULT([$_fdep_gnu_make_command])if test x$_fdep_gnu_make_command = x ; then AC_MSG_ERROR([Need GNU Make])fi