ls: use it. also do G trick. with UNICODE off:
function old new delta
ls_main 843 871 +28
show_color 1 - -1
showdirs 500 497 -3
my_stat 100 97 -3
terminal_width 4 - -4
tabstops 4 - -4
status 122 118 -4
static.dotdir 4 - -4
current_time_t 4 - -4
all_fmt 4 - -4
------------------------------------------------------------------------------
(add/remove: 0/6 grow/shrink: 1/3 up/down: 28/-31) Total: -3 bytes
Also was tested with UNICODE on with glibc.
c7497ea31b