/* Cancel some #define's in usg5-4.h.
Larry Hunter <hunter@nlm.nih.gov> said this was needed
for Irix 6.5. Let's see if it is safe in 6.N, N<5, as well. */
-#undef TIOCSIGSEND
/* Extrapolating from Irix 6.5, the problem is that (at least) the
bzero definition breaks what the X headers do. The following means
that we lack prototypes for these functions, and we presumably lose
#undef bcopy
#undef bcmp
#undef bzero
+
+#undef TIOCSIGSEND