dnl NDIM_REQUIRE_POSIX_SH()dnl dnl dnl m4_pattern_forbid([NDIM_REQUIRE_POSIX_SH])dnl AC_DEFUN([NDIM_REQUIRE_POSIX_SH],[dnl NDIM_CHECK_SH_COMMAND_SUBSTITUTION([], [dnl AC_MSG_ERROR([Sorry, POSIX sh with \$() required.])dnl ])dnl NDIM_CHECK_SH_PARAM_SUBSTITUTION([], [dnl AC_MSG_ERROR([Sorry, POSIX sh with \${foo%%bar} & Co. required.])dnl ])dnl ])dnl dnl dnl Local Variables: dnl mode: autoconf dnl End: