FcLangSetSubtract(3) FcLangSetSubtract(3)NAMEFcLangSetSubtract - Subtract langsetsSYNOPSIS#include <fontconfig.h> FcLangSet * FcLangSetSubtract (const FcLangSet *ls_a, const FcLangSet *ls_b);DESCRIPTIONReturns a set including only those languages found in ls_a but not in ls_b.VERSIONFontconfig version 2.9.0 16 April 2012 FcLangSetSubtract(3)