Implement the roff(7) font-escape sequence \f(BI "bold+italic".

This improves the formatting of about 40 base manuals
and reduces groff-mandoc formatting differences in base by about 5%.

1 files changed, 1 insertions, 0 deletions

diff --git a/html.h b/html.h
index 2615060e..0fa4cbbf 100644
--- a/html.h
+++ b/html.h
@@ -75,6 +75,7 @@ enum	htmlfont {
 	HTMLFONT_NONE = 0,
 	HTMLFONT_BOLD,
 	HTMLFONT_ITALIC,
+	HTMLFONT_BI,
 	HTMLFONT_MAX
 };