Instead of expecting awk in /usr/bin, this commit changes the code to call awk
through a shell so that $PATH is searched.
Since this awk script shouldn't really be called manually, this is done by
removing the shebang from the awk script, marking it non-executable and fixing
up the caller.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=67674
Reviewed-by: Bryce Harrington <b.harrington@samsung.com>
Signed-off-by: Uli Schlachter <psychon@znc.in>