In man(1) mode without -a, stop searching after the first manual tree

that contained at least one match in order to not prefer mdoc(1) from
ports over mdoc(7).  As a bonus, this results in a speedup.

1 files changed, 1 insertions, 0 deletions

diff --git a/cgi.c b/cgi.c
index c42abdca..5b17026a 100644
--- a/cgi.c
+++ b/cgi.c
@@ -977,6 +977,7 @@ pg_search(const struct req *req)
 	search.sec = req->q.sec;
 	search.outkey = "Nd";
 	search.argmode = req->q.equal ? ARG_NAME : ARG_EXPR;
+	search.firstmatch = 1;
 
 	paths.sz = 1;
 	paths.paths = mandoc_malloc(sizeof(char *));