This patch aligns unveil.2 with pledge.2, so the unveil manual will explicitly mention errno is set. OK?
Index: unveil.2 =================================================================== RCS file: /cvs/src/lib/libc/sys/unveil.2,v retrieving revision 1.9 diff -u -p -u -r1.9 unveil.2 --- unveil.2 30 Jul 2018 15:21:36 -0000 1.9 +++ unveil.2 25 Sep 2018 06:25:35 -0000 @@ -134,8 +134,7 @@ of the interfaces called. In most cases it is best practice to unveil the directories in which an application makes use of files. .Sh RETURN VALUES -.Fn unveil -returns 0 on success or -1 on failure. +.Rv -std .Sh ERRORS .Bl -tag -width Er .It E2BIG
