linux: Speed fields may not be present in kernel termios structures.

[libserialport.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 961031dcb9938c6946a49eb807d044d71aea146c..6ceb02a8435416939b8cde73713e16304778520b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -107,6 +107,10 @@ AC_TYPE_SIZE_T
 # Check for specific termios structures.
 AC_CHECK_TYPE([struct termios2], [AC_DEFINE(HAVE_TERMIOS2, 1)], [], [[#include <linux/termios.h>]])
 AC_CHECK_TYPE([struct termiox], [AC_DEFINE(HAVE_TERMIOX, 1)], [], [[#include <linux/termios.h>]])
+AC_CHECK_MEMBERS([struct termios.c_ispeed, struct termios.c_ospeed],
+       [AC_DEFINE(HAVE_TERMIOS_SPEED, 1)], [], [[#include <linux/termios.h>]])
+AC_CHECK_MEMBERS([struct termios2.c_ispeed, struct termios2.c_ospeed],
+       [AC_DEFINE(HAVE_TERMIOS2_SPEED, 1)], [], [[#include <linux/termios.h>]])
 
 AC_SUBST(MAKEFLAGS, '--no-print-directory')
 AC_SUBST(AM_LIBTOOLFLAGS, '--silent')