1 #include <libio/libio.h>
7 libc_hidden_proto (__overflow)
8 libc_hidden_proto (__underflow)
9 libc_hidden_proto (__uflow)
10 libc_hidden_proto (__woverflow)
11 libc_hidden_proto (__wunderflow)
12 libc_hidden_proto (__wuflow)
14 #if defined _IO_MTSAFE_IO && _IO_lock_inexpensive
16 # define _IO_flockfile(_fp) \
17 if (((_fp)->_flags & _IO_USER_LOCK) == 0) \
18 _IO_lock_lock (*(_fp)->_lock)
19 # undef _IO_funlockfile
20 # define _IO_funlockfile(_fp) \
21 if (((_fp)->_flags & _IO_USER_LOCK) == 0) \
22 _IO_lock_unlock (*(_fp)->_lock)