Defined in 2 files as a function:

• arch/i386/atomic.h, line 52 (as a function)
• arch/x86_64/atomic.h, line 51 (as a function)

Referenced in 3 files:

• src/stdio/__lockfile.c, line 16
• src/stdio/ftrylockfile.c, line 14
• src/thread/pthread_mutex_trylock.c, line 30