Tag
#serial 1
dnl From Paul Eggert.
# Define uintmax_t to `unsigned long' or `unsigned long long'
# if <inttypes.h> does not exist.
AC_DEFUN(jm_AC_TYPE_UINTMAX_T,
[
AC_REQUIRE([jm_AC_HEADER_INTTYPES_H])
if test $jm_ac_cv_header_inttypes_h = no; then
AC_CACHE_CHECK([for unsigned long long], ac_cv_type_unsigned_long_long,
[AC_TRY_COMPILE([],
[unsigned long long i = (unsigned long long) -1;],
ac_cv_type_unsigned_long_long=yes,
ac_cv_type_unsigned_long_long=no)])
if test $ac_cv_type_unsigned_long_long = yes; then
AC_DEFINE(uintmax_t, unsigned long long)
else
AC_DEFINE(uintmax_t, unsigned long)
fi
fi
])