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Sorah Fukumori 1ab7c412d2

RUBY_CHECK_HEADER didn't define HAVE_{header-file} (#10876 )

--with-gmp is not working at all because HAVE_GMP_H
was missing since 18eaf0be90. [Bug #20515]

bug: https://bugs.ruby-lang.org/issues/20515
follow-up: https://bugs.ruby-lang.org/issues/20494
follow-up: 18eaf0be90
follow-up: https://github.com/ruby/ruby/pull/10805

2024-05-30 18:52:26 +00:00

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 dnl -*- Autoconf -*-
 AC_DEFUN([RUBY_CHECK_HEADER],
     [# RUBY_CHECK_HEADER($@)
     save_CPPFLAGS="$CPPFLAGS"
     CPPFLAGS="$CPPFLAGS m4_if([$5], [], [$INCFLAGS], [$5])"
     AC_CHECK_HEADERS([$1], [$2], [$3], [$4])
     CPPFLAGS="$save_CPPFLAGS"
     unset save_CPPFLAGS])