API/ABI change, drop return value of apr_thread_exit() which has
no useful (nor documented) semantic: 

* include/apr_thread_proc.h (apr_thread_exit): Make void function;
  mark with gcc noreturn attribute.

* threadproc/*/thread.c (apr_thread_exit): Update accordingly.


git-svn-id: https://svn.apache.org/repos/asf/apr/apr/trunk@1862446 13f79535-47bb-0310-9956-ffa450edef68
7 files changed