I also dislike sort -u, I support that each Unix tool does one job and does it right ;)

diff --git a/dmenu_path b/dmenu_path
index 4ecf4fa..f64c82e 100755 (executable)
--- a/dmenu_path
+++ b/dmenu_path
@@ -6,4 +6,4 @@ do
        do
                test -x "$file" && echo "${file##*/}"
        done
-done | sort -u
+done | sort | uniq