# sys_uio_h.m4 serial 1

dnl Copyright (C) 2011-2020 Free Software Foundation, Inc.

dnl This file is free software; the Free Software Foundation

dnl gives unlimited permission to copy and/or distribute it,

dnl with or without modifications, as long as this notice is preserved.

AC_DEFUN([gl_HEADER_SYS_UIO],

[

  AC_REQUIRE([gl_SYS_UIO_H_DEFAULTS])

  dnl <sys/uio.h> is always overridden, because of GNULIB_POSIXCHECK.

  gl_CHECK_NEXT_HEADERS([sys/uio.h])

  if test $ac_cv_header_sys_uio_h = yes; then

    HAVE_SYS_UIO_H=1

  else

    HAVE_SYS_UIO_H=0

  fi

  AC_SUBST([HAVE_SYS_UIO_H])

])

AC_DEFUN([gl_SYS_UIO_MODULE_INDICATOR],

[

  dnl Use AC_REQUIRE here, so that the default settings are expanded once only.

  AC_REQUIRE([gl_SYS_UIO_H_DEFAULTS])

  gl_MODULE_INDICATOR_SET_VARIABLE([$1])

  dnl Define it also as a C macro, for the benefit of the unit tests.

  gl_MODULE_INDICATOR_FOR_TESTS([$1])

])

AC_DEFUN([gl_SYS_UIO_H_DEFAULTS],

[

])