/* Cancel the #define that is in irix5-0.h. */
#undef ospeed
+/* If we keep the #defines from usg5-4.h, we lose when using the X
+ headers because (at least) the bzero definition breaks their use of
+ strings.h. Including strings.h here gets us prototypes for them.
+ (They're in libc though also they seem to be intrinsics in the SGI
+ (Cray) compiler at least at version 7.3). -- fx */
+#undef bcopy
+#undef bcmp
+#undef bzero
+#ifndef NOT_C_CODE
+#include <strings.h>
+#endif
+
+#undef TIOCSIGSEND /* defined in usg5-4.h */