set-face-bold-p
set-face-bold-p is an alias for `set-face-bold' in `faces.el
'.
(set-face-bold-p FACE BOLD-P &optional FRAME)
This function is obsolete since 24.4;
use `set-face-bold' instead.
Specify whether face FACE is bold.
BOLD-P non-nil means FACE should explicitly display bold.
BOLD-P nil means FACE should explicitly display non-bold.
FRAME nil or not specified means change face on all frames.
Use `set-face-attribute' or `modify-face' for finer control.