ref: a4c837761cd3d6a0722561fb4553def5aadd0af2
dir: /sys/src/libdraw/freesubfont.c/
#include <u.h>
#include <libc.h>
#include <draw.h>
void
freesubfont(Subfont *f)
{
if(f == nil || --f->ref)
return;
uninstallsubfont(f);
free(f->name);
free(f->info); /* note: f->info must have been malloc'ed! */
freeimage(f->bits);
free(f);
}