Provided by: libfontconfig-doc_2.13.1-4.2ubuntu5_all 

NAME
FcPatternEqualSubset - Compare portions of patterns
SYNOPSIS
#include <fontconfig/fontconfig.h> FcBool FcPatternEqualSubset (const FcPattern *pa, const FcPattern *pb, const FcObjectSet *os);
DESCRIPTION
Returns whether pa and pb have exactly the same values for all of the objects in os. Fontconfig 2.13.1 23 March 2022 FcPatternEqualSubset(3)