The header file "html.h" uses enum roff_tok,

so "roff.h" must be included before it.
Diff from bcallah@ tweaked by me;
he found the bug by compiling with pcc.

1 files changed, 1 insertions, 0 deletions

diff --git a/tbl_html.c b/tbl_html.c
index 123617c0..29bafa3d 100644
--- a/tbl_html.c
+++ b/tbl_html.c
@@ -25,6 +25,7 @@
 #include <string.h>
 
 #include "mandoc.h"
+#include "roff.h"
 #include "tbl.h"
 #include "out.h"
 #include "html.h"