dnl --------------
dnl CHECK TYPEDEFS
dnl --------------
-AC_TYPE_SIGNAL
AC_TYPE_PID_T
AC_TYPE_OFF_T
AC_TYPE_UID_T
dnl ----------------
dnl CHECK STRUCTURES
dnl ----------------
-AC_CHECK_MEMBERS(struct stat.st_blksize)
AC_CHECK_MEMBERS(struct tm.tm_gmtoff,,,
[#ifdef TIME_WITH_SYS_TIME