preview up to 3 pages

helpers/fzf.sh

@@ -15,6 +15,6 @@ fzf_rw0_inplace_preview () {
 		--no-sort \
 		-d / \
 		--preview-window="~$header_len" \
-		--preview='cat {}/info; head -n "$LINES" {}/dat' \
+		--preview='cat {}/info; head -n "$((LINES*3))" {}/dat' \
 	&& :
 }