4 which "$1" >/dev
/null
2>&1
8 update-mime-database
/usr
/share
/mime
>/dev
/null
9 update-desktop-database
-q /usr
/share
/applications
11 if available xdg-icon-resource
; then
12 xdg-icon-resource forceupdate
--theme hicolor
&> /dev
/null
15 if available gtk-update-icon-cache
; then
16 gtk-update-icon-cache
-q /usr
/share
/icons
/hicolor