koreader/koreader-base — pull request #54 by chrox (2013-08-21 03:33:00+00:00)
Title: register external font defined in EPUB style sheet

with URL prefix "res://" and "file://" like this:
@font-face {
font-family:"zw";
src:
url(../Fonts/zw.ttf),
url(res:///opt/sony/ebook/FONT/zw.ttf),
url(res:///mnt/us/fonts/zw.ttf),
url(res:///mnt/sdcard/fonts/zw.ttf);
}