1AC_DEFUN([GST_CHECK_FIONREAD], [
2
3  AC_MSG_CHECKING(for FIONREAD in sys/ioctl.h)
4  AC_CACHE_VAL(_cv_gst_fionread_in_sys_ioctl, [
5    AC_TRY_COMPILE([
6#include <sys/types.h>
7#include <sys/ioctl.h>
8], [
9int x = FIONREAD;
10if ( x )
11  return 0;
12    ], _cv_gst_fionread_in_sys_ioctl="yes",_cv_gst_fionread_in_sys_ioctl="no")
13  ])
14
15  AC_MSG_RESULT($_cv_gst_fionread_in_sys_ioctl)
16
17  if test "$_cv_gst_fionread_in_sys_ioctl" = "yes"; then
18    AC_DEFINE([HAVE_FIONREAD_IN_SYS_IOCTL], 1, [FIONREAD ioctl found in sys/ioclt.h])
19
20  else
21
22    AC_MSG_CHECKING(for FIONREAD in sys/filio.h)
23    AC_CACHE_VAL(_cv_gst_fionread_in_sys_filio, [
24      AC_TRY_COMPILE([
25  #include <sys/types.h>
26  #include <sys/filio.h>
27  ], [
28  int x = FIONREAD;
29  if ( x )
30    return 0;
31      ], _cv_gst_fionread_in_sys_filio="yes",_cv_gst_fionread_in_sys_filio="no")
32    ])
33
34    AC_MSG_RESULT($_cv_gst_fionread_in_sys_filio)
35
36    if test "$_cv_gst_fionread_in_sys_filio" = "yes"; then
37      AC_DEFINE([HAVE_FIONREAD_IN_SYS_FILIO], 1, [FIONREAD ioctl found in sys/filio.h])
38    fi
39
40  fi
41
42])
43