ok? Index: lib/libc/gen/isblank.3 =================================================================== RCS file: /cvs/src/lib/libc/gen/isblank.3,v retrieving revision 1.11 diff -u -p -r1.11 isblank.3 --- lib/libc/gen/isblank.3 6 Jul 2013 17:31:20 -0000 1.11 +++ lib/libc/gen/isblank.3 23 Jun 2015 06:33:52 -0000 @@ -80,6 +80,11 @@ non-zero if the character tests true. .Xr tolower 3 , .Xr toupper 3 , .Xr ascii 7 +.Sh STANDARDS +The +.Fn isblank +function conforms to +.St -isoC-99 . .Sh CAVEATS The argument to .Fn isblank
