#ifndef _STDIO_EXT_H #include # ifndef _ISOMAC libc_hidden_proto (__fsetlocking) #define __fsetlocking(fp, type) \ ({ int __result = ((fp->_flags & _IO_USER_LOCK) \ ? FSETLOCKING_BYCALLER : FSETLOCKING_INTERNAL); \ \ if (type != FSETLOCKING_QUERY) \ { \ fp->_flags &= ~_IO_USER_LOCK; \ if (type == FSETLOCKING_BYCALLER) \ fp->_flags |= _IO_USER_LOCK; \ } \ \ __result; \ }) # endif /* !_ISOMAC */ #endif /* stdio_ext.h */