configure.in

dnl Process this file with autoconf to produce a configure script.
AC_INIT(main.c)
AM_INIT_AUTOMAKE(ffsb, 6.0-RC2)

AM_CONFIG_HEADER(config.h)
AC_CANONICAL_HOST

dnl need to define _ALL_SOURCE and _THREAD_SAFE on AIX
AC_AIX 

case "${host}" in
  *aix*)
    CFLAGS="${CFLAGS} -D_THREAD_SAFE"
    ;;
  *linux*)
    CFLAGS="${CFLAGS} -D_REENTRANT"
    ;;
  *)
    echo "detected unknown platform : ${host} : compiles may fail"
    CFLAGS="${CFLAGS} -D_REENTRANT"
    ;;
esac

dnl Checks for programs.
AC_PROG_CC

dnl Checks for libraries.
dnl Replace `main' with a function in -lm:
AC_CHECK_LIB(m, main)
dnl Replace `main' with a function in -lpthread:
AC_CHECK_LIB(pthread, main)


dnl Checks for header files.
AC_HEADER_STDC
AC_HEADER_SYS_WAIT
AC_CHECK_HEADERS(pthread.h fcntl.h limits.h stdint.h sys/time.h unistd.h sys/vfs.h sys/limits.h)

dnl Checks for typedefs, structures, and compiler characteristics.
AC_C_CONST
AC_HEADER_TIME

dnl Checks for library functions.
AC_FUNC_SETVBUF_REVERSED
AC_CHECK_FUNCS(system gettimeofday mkdir strerror open64 stat64 fseeko64 lrand48_r srand48_r)

AC_SUBST(CFLAGS)
AC_SUBST(CC)
AC_OUTPUT(Makefile, echo timestamp > stamp-h)