bit32: fetch uint32_t definition from stdint.h.
bit32: fetch uint32_t definition from stdint.h.

* ext/posix/bit32.c: include stdint.h instead of sys/types.h.

Signed-off-by: Gary V. Vaughan <f9023000f29773649f3850298becb9544b5fd6a9@gnu.org>

snegovick/luaposix,rrthomas/luaposix,rrthomas/luaposix,ardje/luaposix,snegovick/luaposix,zevv/luaposix,luaposix/luaposix,ardje/luaposix,zevv/luaposix,jimmyharris/luaposix,jimmyharris/luaposix