--- Libc/Libc-498/sys/setregid.2
+++ Libc/Libc-391/sys/setregid.2
@@ -60,8 +60,8 @@
 function was intended to allow swapping
 the real and effective group IDs
 in set-group-ID programs to temporarily relinquish the set-group-ID value.
-This function did not work correctly;
-its purpose is now better served by the use of the
+This function did not work correctly,
+and its purpose is now better served by the use of the
 .Fn setegid
 function (see
 .Xr setuid 2 ) .