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--- ltime.c.org Mon Oct 27 00:07:24 1997 +++ ltime.c Wed Feb 18 22:33:56 1998 @@ -2,6 +2,7 @@ #include <sys/types.h> #include <sys/times.h> #include <sys/time.h> +#include <unistd.h> static void waittcs(unsigned int tcs) {