63   FILE *fp = cookie;  in __sread()  local
66   _DIAGASSERT(fp != NULL);  in __sread()
68   if(fp == NULL) {  in __sread()
73   ret = (int)read(fp->_file, buf, (size_t)n);  in __sread()
76     fp->_offset += ret;  in __sread()
78     fp->_flags &= ~__SOFF;  /* paranoia */  in __sread()
85   FILE *fp = cookie;  in __swrite()  local
89   if(fp == NULL) {  in __swrite()
94   if (fp->_flags & __SAPP)  in __swrite()
95     (void) lseek(fp->_file, (off_t)0, SEEK_END);  in __swrite()
96   fp->_flags &= ~__SOFF;  /* in case FAPPEND mode is set */  in __swrite()
97   return (int)(write(fp->_file, (char *)buf, (size_t)n));  in __swrite()
103   FILE *fp = cookie;  in __sseek()  local
106   _DIAGASSERT(fp != NULL);  in __sseek()
107   if(fp == NULL) {  in __sseek()
112   ret = lseek(fp->_file, (off_t)offset, whence);  in __sseek()
114     fp->_flags &= ~__SOFF;  in __sseek()
116     fp->_flags |= __SOFF;  in __sseek()
117     fp->_offset = ret;  in __sseek()