-#serial 14
+#serial 16
dnl Misc type-related macros for fileutils, sh-utils, textutils.
fcntl.h \
fenv.h \
float.h \
- langinfo.h \
limits.h \
memory.h \
mntent.h \
])
+# This macro must be invoked before any tests that run the compiler.
AC_DEFUN(jm_CHECK_ALL_TYPES,
[
+ # Emit this code into config.h.in.
+ # The ifndef is to avoid redefinition warnings.
+ AH_VERBATIM([_GNU_SOURCE], [#ifndef _GNU_SOURCE
+# define _GNU_SOURCE
+#endif])
+
+ dnl This test must come as early as possible after the compiler configuration
+ dnl tests, because the choice of the file model can (in principle) affect
+ dnl whether functions and headers are available, whether they work, etc.
+ AC_REQUIRE([AC_SYS_LARGEFILE])
+
+ dnl This test must precede tests of compiler characteristics like
+ dnl that for the inline keyword, since it may change the degree to
+ dnl which the compiler supports such features.
+ AC_REQUIRE([AM_C_PROTOTYPES])
+
dnl Checks for typedefs, structures, and compiler characteristics.
AC_REQUIRE([AC_C_BIGENDIAN])
AC_REQUIRE([AC_PROG_CC_STDC])