Add more environment variables to be filtered through scrub_env().

Synched from normal telnet.


git-svn-id: http://svn0.us-east.freebsd.org/base/head/contrib/telnet@69389 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f

telnetd/sys_term.c

@@ -1856,6 +1856,13 @@ scrub_env()
 		    strncmp(*cpp, "_RLD_", 5) &&
 		    strncmp(*cpp, "LIBPATH=", 8) &&
 #endif
+		    strncmp(*cpp, "LOCALDOMAIN=", 12) &&
+		    strncmp(*cpp, "RES_OPTIONS=", 12) &&
+		    strncmp(*cpp, "TERMINFO=", 9) &&
+		    strncmp(*cpp, "TERMINFO_DIRS=", 14) &&
+		    strncmp(*cpp, "TERMPATH=", 9) &&
+		    strncmp(*cpp, "TERMCAP=/", 9) &&
+		    strncmp(*cpp, "ENV=", 4) &&
 		    strncmp(*cpp, "IFS=", 4))
 			*cpp2++ = *cpp;
 	}