--- ray/src/rt/rpict.c	1993/11/24 14:28:08	2.35
+++ ray/src/rt/rpict.c	1993/12/22 21:03:54	2.37
@@ -1,4 +1,4 @@
-/* Copyright (c) 1992 Regents of the University of California */
+/* Copyright (c) 1993 Regents of the University of California */
 
 #ifndef lint
 static char SCCSid[] = "$SunId$ LBL";
@@ -155,7 +155,11 @@ report()		/* report progress */
 	gethostname(hostname, sizeof(hostname));
 #else
 	times(&tbuf);
+#ifdef _SC_CLK_TCK
 	period = 1.0 / sysconf(_SC_CLK_TCK);
+#else
+	period = 1.0 / 60.0;
+#endif
 	u = ( tbuf.tms_utime + tbuf.tms_cutime ) * period;
 	s = ( tbuf.tms_stime + tbuf.tms_cstime ) * period;
 	uname(&nambuf);
@@ -624,12 +628,12 @@ char  *oldfile;
 	int  x, y;
 
 	if (oldfile == NULL)
-		return(0);
-	
+		goto gotzip;
+
 	if ((fp = fopen(oldfile, "r")) == NULL) {
 		sprintf(errmsg, "cannot open recover file \"%s\"", oldfile);
 		error(WARNING, errmsg);
-		return(0);
+		goto gotzip;
 	}
 #ifdef MSDOS
 	setmode(fileno(fp), O_BINARY);
@@ -642,7 +646,7 @@ char  *oldfile;
 				oldfile);
 		error(WARNING, errmsg);
 		fclose(fp);
-		return(0);
+		goto gotzip;
 	}
 
 	if (x != hres || y != vres) {
@@ -666,6 +670,10 @@ char  *oldfile;
 	fclose(fp);
 	unlink(oldfile);
 	return(y);
+gotzip:
+	if (fflush(stdout) == EOF)
+		error(SYSTEM, "error writing picture header");
+	return(0);
 writerr:
 	sprintf(errmsg, "write error during recovery of \"%s\"", oldfile);
 	error(SYSTEM, errmsg);