Provided by: libfontconfig-doc_2.15.0-2ubuntu1_all 
NAME
FcValueEqual - Test two values for equality
SYNOPSIS
#include <fontconfig/fontconfig.h>
FcBool FcValueEqual (FcValue v_a, FcValue v_b);
DESCRIPTION
Compares two values. Integers and Doubles are compared as numbers; otherwise the two values have to be
the same type to be considered equal. Strings are compared ignoring case.