/lib/sfio/features/sfio b/lib/sfio/features/sfio
--- a/lib/sfio/features/sfio	2018-01-01 00:00:00.000000000 +0000
+++ b/lib/sfio/features/sfio	2018-01-01 00:00:00.000000000 +0000
@@ -89,7 +89,7 @@ lib memchr note{ see if memchr is fast }
 		t2 = (etm2.tms_utime - stm2.tms_utime) +
 		     (etm2.tms_stime - stm2.tms_stime);
 	
-		return t1 < t2 ? 0 : 1;
+		return 1;
 	}
 }end
 
@@ -130,7 +130,7 @@ lib memccpy note{ see if memccpy is fast
 		t2 = (etm2.tms_utime - stm2.tms_utime) +
 		     (etm2.tms_stime - stm2.tms_stime);
 	
-		return t1 < t2 ? 0 : 1;
+		return 1;
 	}
 }end
 
@@ -260,10 +260,6 @@ tst	output{
 
 		unlink(file);
 	
-		if(4*mmtm <= 3*rdtm)		/* mmap is great! */
-			printf("#define _mmap_worthy	2	\n");
-		else if(4*mmtm <= 5*rdtm)	/* mmap is good	*/
-			printf("#define _mmap_worthy	1	\n");
 	
 		return 0;
 	}