PHP_ARG_ENABLE(pcntl, whether to enable pcntl support,
[ --enable-pcntl Enable pcntl support (CLI/CGI only)])
if test "$PHP_PCNTL" != "no"; then
AC_CHECK_FUNCS(fork, [ AC_DEFINE(HAVE_FORK,1,[ ]) ], [ AC_MSG_ERROR(pcntl: fork() not supported by this platform) ])
AC_CHECK_FUNCS(waitpid, [ AC_DEFINE(HAVE_WAITPID,1,[ ]) ], [ AC_MSG_ERROR(pcntl: waitpid() not supported by this platform) ])
AC_CHECK_FUNCS(sigaction, [ AC_DEFINE(HAVE_SIGACTION,1,[ ]) ], [ AC_MSG_ERROR(pcntl: sigaction() not supported by this platform) ])
AC_CHECK_FUNCS([getpriority setpriority wait3 wait4 sigprocmask sigwaitinfo sigtimedwait])
AC_MSG_CHECKING([for siginfo_t])
AC_TRY_COMPILE([
],[
siginfo_t info;
],[
AC_MSG_RESULT([yes])
PCNTL_CFLAGS="-DHAVE_STRUCT_SIGINFO_T"
], [
AC_MSG_RESULT([no])
])
PHP_NEW_EXTENSION(pcntl, pcntl.c php_signal.c, $ext_shared, cli, $PCNTL_CFLAGS)
fi