+
+ SEL letterSpacing(@selector(_legacy_sizeWithFont:forWidth:lineBreakMode:letterSpacing:));
+ if (![@"" respondsToSelector:letterSpacing])
+ letterSpacing = @selector(sizeWithFont:forWidth:lineBreakMode:letterSpacing:);
+ MSHookMessage($NSString, letterSpacing, MSHake(NSString$sizeWithFont$forWidth$lineBreakMode$letterSpacing$));
+
+ SEL sizeWithFont(@selector(_legacy_sizeWithFont:));
+ if (![@"" respondsToSelector:sizeWithFont])
+ sizeWithFont = @selector(sizeWithFont:);
+ MSHookMessage($NSString, sizeWithFont, MSHake(NSString$sizeWithFont$));