diff -rup curl-7.15.5.orig/docs/curl.1 curl-7.15.5/docs/curl.1
--- curl-7.15.5.orig/docs/curl.1	2006-07-27 01:20:47.000000000 +0200
+++ curl-7.15.5/docs/curl.1	2009-10-27 13:27:18.996742031 +0100
@@ -924,6 +924,8 @@ mutually exclusive.
 If this option is used several times, the last one will be used. (This option
 was previously wrongly documented and used as --socks without the number
 appended.)
+
+This option (as well as \fI--socks4\fP) does not work with IPv6, FTPS or LDAP.
 .IP "--stderr <file>"
 Redirect all writes to stderr to the specified file instead. If the file name
 is a plain '-', it is instead written to stdout. This option has no point when