commit https://github.com/vim/vim/commit/bbb3339dbfa2067fab616698739097df06aa5e6c Author: Bram Moolenaar <Bram@vim.org> Date: Sun Jan 31 16:37:33 2016 +0100 patch 7.4.1224 Problem: Build problems with GTK on BSD. (Mike Williams) Solution: Don't use "$<". Skip building gui_gtk_gresources.h when it doesn't work. (Kazunobu Kuriyama)

#! /bin/sh
#
# which.sh -- find where an executable is located.  It's here because the
# "which" command is not supported everywhere.  Used by Makefile.

IFS=":"
for ac_dir in $PATH; do
	if test -f "$ac_dir/$1"; then
		echo "$ac_dir/$1"
		break
	fi
done