+ * Include <sys/times.h> in a few more files.
+ * Include <unistd.h> and <sys/time.h> for select.
+ * Look for inet_aton and inet_ntoa (in -lnsl and -lsocket).
+
+ Portability fixes to regression test:
+ * Regression test doesn't rely on value of O_NONBLOCK and other flags.
+
+ Other changes:
+ * Added COPYING (copy of the GPL).