source4/lib/util/time.m4

   1 AC_CACHE_CHECK([if gettimeofday takes tz argument],samba_cv_HAVE_GETTIMEOFDAY_TZ,[
   2 AC_TRY_RUN([
   3 #include <sys/time.h>
   4 #include <unistd.h>
   5 main() { struct timeval tv; exit(gettimeofday(&tv, NULL));}],
   6            samba_cv_HAVE_GETTIMEOFDAY_TZ=yes,samba_cv_HAVE_GETTIMEOFDAY_TZ=no,samba_cv_HAVE_GETTIMEOFDAY_TZ=cross)])
   7 if test x"$samba_cv_HAVE_GETTIMEOFDAY_TZ" = x"yes"; then
   8     AC_DEFINE(HAVE_GETTIMEOFDAY_TZ,1,[Whether gettimeofday() is available])
   9 fi