- AC_REQUIRE([AC_HEADER_DIRENT])
- AC_CHECK_HEADERS_ONCE([inttypes.h stdint.h])
- AC_CHECK_HEADERS_ONCE([sys/param.h])
-
- # Checks for typedefs, structures, and compiler characteristics.
- AC_REQUIRE([gt_INTTYPES_PRI])
-
- # Checks for library functions.
- AC_REQUIRE([AC_FUNC_LSTAT_FOLLOWS_SLASHED_SYMLINK])