Return type of function pointers to enum in c programming

Function returning pointer to enum in c programming language 

typedef enum color{a,b,c,d,e}co;

enum color eee(){

    static co x;

    x=b+c/2;

    return x;

}

void main(){

    int num;

    num=eee();

    clrscr();

    printf("%#d",num);

    getch();

}

Output:2

One more example:

enum color display();

void main(){

int c;

c=display();

printf("%d",c);

getch();

}

typedef enum color{

black,blue,red,green

}symbol;

symbol display(){

symbol x=black+green;

return x;

}

Output: 3