--- isblank.3 2004-11-25 11:38:17.000000000 -0800 +++ isblank.3.edit 2006-08-09 13:23:09.000000000 -0700 @@ -54,13 +54,13 @@ .It "\&``\et''\t`` ''" .El .Pp -In the "C" locale +In the "C" locale, .Fn isblank -successful test is limited to this characters only. +successful test is limited to these characters only. For single C .Va char Ns s locales (see -.Xr multibyte 3 ) +.Xr multibyte 3 ) , the value of the argument is representable as an .Li unsigned char @@ -83,6 +83,7 @@ returns non-zero if the character tests true. .Sh SEE ALSO .Xr ctype 3 , +.Xr isalnum_l 3 , .Xr iswblank 3 , .Xr multibyte 3 , .Xr ascii 7