(if (boundp 'x-read-color-completion-table)
x-read-color-completion-table
(let ((rgb-file (locate-file "rgb.txt" x-library-search-path))
(if (boundp 'x-read-color-completion-table)
x-read-color-completion-table
(let ((rgb-file (locate-file "rgb.txt" x-library-search-path))