Fix of sys/ioctl.h includes: use HAVE_SYS_IOCTL_H guard.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>

lib/tty/key.c

@@ -63,12 +63,16 @@
 #else
 #include <termios.h>
 #endif
+#ifdef HAVE_SYS_IOCTL_H
 #include <sys/ioctl.h>
+#endif
 #endif /* __linux__ */
 
 #ifdef __CYGWIN__
 #include <termios.h>
+#ifdef HAVE_SYS_IOCTL_H
 #include <sys/ioctl.h>
+#endif
 #endif /* __CYGWIN__ */
 
 #ifdef __QNXNTO__

src/cons.handler.c

@@ -35,8 +35,10 @@
 #include <sys/types.h>
 #ifdef __FreeBSD__
 #include <sys/consio.h>
+#ifdef HAVE_SYS_IOCTL_H
 #include <sys/ioctl.h>
 #endif
+#endif
 #include <unistd.h>
 
 #include "lib/global.h"