1dnl Id 2dnl 3dnl NEXTSTEP is not posix compliant by default, 4dnl you need a switch -posix to the compiler 5dnl 6 7AC_DEFUN([rk_SYS_NEXTSTEP], [ 8AC_CACHE_CHECK(for NeXTSTEP, rk_cv_sys_nextstep, [ 9AC_EGREP_CPP(yes, 10[#if defined(NeXT) && !defined(__APPLE__) 11 yes 12#endif 13], rk_cv_sys_nextstep=yes, rk_cv_sys_nextstep=no)]) 14if test "$rk_cv_sys_nextstep" = "yes"; then 15 CFLAGS="$CFLAGS -posix" 16 LIBS="$LIBS -posix" 17fi 18]) 19