The next version of GNU make will use autoconf 2.50 (which should be
released RSN). This version of autoconf has a builtin macro for
AC_SYS_LARGEFILE, obsoleting the one in GNU make's acinclude.m4 (which
will be removed); I have just examined it and it makes no special case
for HP-UX or __STDC_EX
I was just building make with a pre-release 3.0 GCC and ran into an
interesting issue. GCC 3.0 complains if you define a macro whose name
starts with "__STDC_" more then once. This affects the build of make on
HP-UX because in acinclude.m4 there is a workaround to a GCC 2.95.1 bug.
GCC 2.95.1 do