dnl config.m4 for extension sysvshm PHP_ARG_ENABLE(sysvshm,whether to enable System V shared memory support, [ --enable-sysvshm Enable the System V shared memory support]) if test "$PHP_SYSVSHM" != "no"; then AC_DEFINE(HAVE_SYSVSHM, 1, [ ]) PHP_NEW_EXTENSION(sysvshm, sysvshm.c, $ext_shared) fi