/usr/include/openwsman/u/lock.h is in libopenwsman-dev 2.4.3-0ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 | #ifndef LOCKING_H
#define LOCKING_H
#if defined (__FreeBSD__) || defined (__OpenBSD__) || defined (__NetBSD__) || defined (__APPLE__)
/* Provide the Linux initializers for MacOS X */
#define PTHREAD_MUTEX_RECURSIVE_NP PTHREAD_MUTEX_RECURSIVE
#define PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP { 0x4d555458, \
{ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, \
0x20 } }
#endif
void u_unlock(void* data);
void u_destroy_lock(void* data);
void u_lock(void* data);
int u_try_lock(void* data);
void u_init_lock(void *data);
#endif
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