[PATCH] src/sysdep.h: fix build failure when BOTHER is not found

[Giulio Benetti]

Only including termios.h is not sufficient to gain access to BOTHER macro,
so let's check if it's defined, and if not include <asm/termbits.h>.
While doing this let's optimize #ifdef statement.

Signed-off-by: Giulio Benetti <giulio.benetti at benettiengineering.com>
---
 src/sysdep.h | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/src/sysdep.h b/src/sysdep.h
index 9ba8836..bf5ed13 100644
--- a/src/sysdep.h
+++ b/src/sysdep.h
@@ -34,16 +34,15 @@
 #ifdef _SCO
 #  define _IBCS2 /* So we get struct winsize :-) */
 #endif
-#ifdef POSIX_TERMIOS
+#if defined(POSIX_TERMIOS) || defined(HAVE_TERMIO_H)
 #  include <termios.h>
+#  ifndef BOTHER
+#    include <asm/termbits.h>
+#  endif
 #else
-#  ifdef HAVE_TERMIO_H
-#    include <termios.h>
-#  else
-#    define _V7
-#    ifdef HAVE_SGTTY_H
-#      include <sgtty.h>
-#    endif
+#  define _V7
+#  ifdef HAVE_SGTTY_H
+#    include <sgtty.h>
 #  endif
 #endif
 #ifdef HAVE_SYS_IOCTL_H 
-- 
2.47.3