gnulib/import/m4/rawmemchr.m4

   1 # rawmemchr.m4 serial 2
   2 dnl Copyright (C) 2003, 2007-2019 Free Software Foundation, Inc.
   3 dnl This file is free software; the Free Software Foundation
   4 dnl gives unlimited permission to copy and/or distribute it,
   5 dnl with or without modifications, as long as this notice is preserved.
   6
   7 AC_DEFUN([gl_FUNC_RAWMEMCHR],
   8 [
   9   dnl Persuade glibc <string.h> to declare rawmemchr().
  10   AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
  11
  12   AC_REQUIRE([gl_HEADER_STRING_H_DEFAULTS])
  13   AC_CHECK_FUNCS([rawmemchr])
  14   if test $ac_cv_func_rawmemchr = no; then
  15     HAVE_RAWMEMCHR=0
  16   fi
  17 ])
  18
  19 # Prerequisites of lib/strchrnul.c.
  20 AC_DEFUN([gl_PREREQ_RAWMEMCHR], [:])