this patch against gftp-2.0.18-r1 updates the ebuild to get rid of the gtk2 USE flag (see bug #106560), making gtk2 the default when using the gtk flag. it also updates the ebuild to use the use_enable functions instead of conditionals.
Created attachment 70192 [details, diff] gftp-2.0.18-r1.diff
Thanks! in CVS.