1  #import <CoreFoundation/CoreFoundation.h>
2  #import <CoreText/CoreTextExport.h>
3  
4  typedef struct __CTFontCollection* CTFontCollectionRef;
5  
6  CORETEXT_EXPORT CTFontCollectionRef CTFontCollectionCreateFromAvailableFonts(CFDictionaryRef options);
7  CORETEXT_EXPORT CFArrayRef CTFontCollectionCreateMatchingFontDescriptors(CTFontCollectionRef collection);
8  CORETEXT_EXPORT CTFontCollectionRef CTFontCollectionCreateWithFontDescriptors(CFArrayRef queryDescriptors, CFDictionaryRef options);