AC_INIT([src/helloworld.c])
AM_INIT_AUTOMAKE([helloworld], [1.0.0])
AM_CONFIG_HEADER([config.h])

AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_MAKE_SET

AC_HEADER_STDC

AC_CHECK_HEADERS([unistd.h getopt.h errno.h time.h], [],AC_MSG_ERROR([
required header missing]))

AC_OUTPUT([Makefile src/Makefile])