Check the usability of a font.
int mfont_check (MFrame * frame, MFontset * fontset, MSymbol script, MSymbol language, MFont * font)
Check the usability of a font. The mfont_check() function checkes if font can be used for script and language in fontset on frame.
If the font is usable, return 1. Otherwise return 0.
Copyright (C) 2001 Information-technology Promotion Agency (IPA)
Copyright (C) 2001-2011 National Institute of Advanced Industrial Science and Technology (AIST)
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