@interface SAFileOutputStream : SAOutputStream {
    struct __sFILE { char *x0; int x1; int x2; short x3; short x4; struct __sbuf { char *x0; int x1; } x5; int x6; void *x7; void /* function */ *x8; void /* function */ *x9; void /* function */ *x10; void /* function */ *x11; struct __sbuf { char *x0; int x1; } x12; struct __sFILEX *x13; int x14; unsigned char x15[3]; unsigned char x16[1]; struct __sbuf { char *x0; int x1; } x17; int x18; long long x19; } *_outputFileStream;
}

- (int)appendData:(id)a0;
- (long long)write:(const char *)a0 maxLength:(unsigned long long)a1;
- (BOOL)hasSpaceAvailable;

@end