當我在Windows上編譯Objective-C代碼時,出現此錯誤。Foundation/NSObject.h:沒有這樣的文件或目錄windows上的原因
$ gcc -o abc main.m
In file included from MyClass.m:2,
from main.m:2:
myclass.h:1:32: Foundation/NSObject.h: No such file or directory
In file included from MyClass.m:2,
from main.m:2:
myclass.h:4: error: syntax error before '(' token
myclass.h:6: error: cannot find interface declaration for `NSObject', superclass of `myclass'
這是爲什麼?我怎樣才能解決這個問題?