-BOLD-P, ITALIC-P, and UNDERLINE-P specify whether the face should be set bold,
-in italic, and underlined, respectively. If neither nil or t, means do not
-change the display attribute corresponding to that arg.
+BOLD-P, ITALIC-P, UNDERLINE-P, and INVERSE-P specify whether
+the face should be set bold, italic, underlined or in inverse-video,
+respectively. If one of these arguments is neither nil or t, it means do not
+change the display attribute corresponding to that argument.