gl_null_thread    192 maint/gnulib/lib/glthread/thread.c const gl_thread_t gl_null_thread /* = { .p = NULL } */;
gl_null_thread    214 maint/gnulib/lib/glthread/thread.h      (pthread_in_use () ? pthread_self () : gl_null_thread)
gl_null_thread    217 maint/gnulib/lib/glthread/thread.h extern const gl_thread_t gl_null_thread;
gl_null_thread    223 maint/gnulib/lib/glthread/thread.h      (pthread_in_use () ? pthread_self () : gl_null_thread)
gl_null_thread    226 maint/gnulib/lib/glthread/thread.h extern const gl_thread_t gl_null_thread;