Add support for `ft' macro found in groff(7). Based on a patch by

schwarze@, but without the -T[x]html handling, which structurally does
not work.  Also add man.7 documentation (not in original patch).

1 files changed, 1 insertions, 0 deletions

diff --git a/main.c b/main.c
index 96179acb..8d477ed2 100644
--- a/main.c
+++ b/main.c
@@ -144,6 +144,7 @@ static	const char * const	mandocerrs[MANDOCERR_MAX] = {
 
 	"NAME section must come first",
 	"bad Boolean value",
+	"unknown font",
 	"child violates parent syntax",
 	"displays may not be nested",
 	"bad AT&T symbol",