application/pdf; zat '%s'; test=test -n "$DISPLAY"
image/gif; sxiv '%s'; test=test -n "$DISPLAY"
image/jpeg; sxiv '%s'; test=test -n "$DISPLAY"
image/png; sxiv '%s'; test=test -n "$DISPLAY"
image/webp; sxiv '%s'; test=test -n "$DISPLAY"
text/html; lynx -noreferer -partial -assume_charset=%{charset} -dump %s; copiousoutput; nametemplate=%s.html
text/info; info '%s'; needsterminal
text/plain; less '%s'; needsterminal