Provided by: libfontconfig-doc_2.13.1-4.2ubuntu5_all 
NAME
FcPatternDel - Delete a property from a pattern
SYNOPSIS
#include <fontconfig/fontconfig.h>
FcBool FcPatternDel (FcPattern *p, const char *object);
DESCRIPTION
Deletes all values associated with the property `object', returning whether the property existed or not.