pripv6.c: In function ‘Ipv6ToIpv4SocketAccept’:
pripv6.c:135:14: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRStatus rv;
              ^~
pripv6.c: In function ‘Ipv6ToIpv4SocketAcceptRead’:
pripv6.c:175:14: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRStatus rv;
              ^~
prlayer.c: In function ‘pl_TopAccept’:
prlayer.c:182:14: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRStatus rv;
              ^~
prlayer.c: In function ‘pl_DefAcceptread’:
prlayer.c:303:14: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRStatus rv;
              ^~
unix.c: In function ‘_PR_UnixInit’:
unix.c:2780:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
uxproces.c: In function ‘pr_InstallSigchldHandler’:
uxproces.c:691:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
uxproces.c: In function ‘_MD_InitProcesses’:
uxproces.c:709:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
uxproces.c: In function ‘_MD_unix_terminate_waitpid_daemon’:
uxproces.c:121:9: warning: ignoring return value of ‘write’, declared with attribute warn_unused_result [-Wunused-result]
         write(pr_wp.pipefd[1], "", 1);
         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
prtpool.c: In function ‘io_wstart’:
prtpool.c:391:22: warning: variable ‘rval_status’ set but not used [-Wunused-but-set-variable]
             PRStatus rval_status;
                      ^~~~~~~~~~~
prtpool.c: In function ‘notify_ioq’:
prtpool.c:997:14: warning: variable ‘rval_status’ set but not used [-Wunused-but-set-variable]
     PRStatus rval_status;
              ^~~~~~~~~~~
prtpool.c: In function ‘PR_JoinThreadPool’:
prtpool.c:1123:14: warning: variable ‘rval_status’ set but not used [-Wunused-but-set-variable]
     PRStatus rval_status;
              ^~~~~~~~~~~
ptio.c: In function ‘pt_linux_sendfile_cont’:
ptio.c:1153:11: warning: variable ‘oldoffset’ set but not used [-Wunused-but-set-variable]
     off_t oldoffset;
           ^~~~~~~~~
ptsynch.c: In function ‘_PR_InitLocks’:
ptsynch.c:49:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
ptsynch.c: In function ‘pt_PostNotifies’:
ptsynch.c:65:19: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRIntn index, rv;
                   ^~
ptsynch.c: In function ‘PR_NewLock’:
ptsynch.c:134:12: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRIntn rv;
            ^~
ptsynch.c: In function ‘PR_DestroyLock’:
ptsynch.c:155:12: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRIntn rv;
            ^~
ptsynch.c: In function ‘PR_Lock’:
ptsynch.c:174:12: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRIntn rv;
            ^~
ptsynch.c: In function ‘PR_Unlock’:
ptsynch.c:195:12: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRIntn rv;
            ^~
ptsynch.c: In function ‘pt_PostNotifiesFromMonitor’:
ptsynch.c:473:12: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRIntn rv;
            ^~
ptsynch.c: In function ‘PR_DestroyMonitor’:
ptsynch.c:559:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
ptsynch.c: In function ‘PR_GetMonitorEntryCount’:
ptsynch.c:580:12: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRIntn rv;
            ^~
ptsynch.c: In function ‘PR_EnterMonitor’:
ptsynch.c:610:12: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRIntn rv;
            ^~
ptsynch.c: In function ‘PR_ExitMonitor’:
ptsynch.c:640:12: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRIntn rv;
            ^~
ptsynch.c: In function ‘PRP_DestroyNakedCondVar’:
ptsynch.c:1246:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
ptsynch.c: In function ‘PRP_NakedNotify’:
ptsynch.c:1277:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
ptsynch.c: In function ‘PRP_NakedBroadcast’:
ptsynch.c:1286:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
ptthread.c: In function ‘pt_AttachThread’:
ptthread.c:277:13: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
         int rv;
             ^~
ptthread.c: In function ‘PR_DetachThread’:
ptthread.c:621:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
ptthread.c: In function ‘PR_Interrupt’:
ptthread.c:770:16: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
         PRIntn rv;
                ^~
ptthread.c: In function ‘_pt_thread_death’:
ptthread.c:846:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
ptthread.c: In function ‘_PR_Fini’:
ptthread.c:1089:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
ptthread.c: In function ‘PR_Cleanup’:
ptthread.c:1124:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
ptthread.c: In function ‘init_pthread_gc_support’:
ptthread.c:1242:12: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRIntn rv;
            ^~
ptthread.c: In function ‘pt_SuspendSet’:
ptthread.c:1446:12: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     PRIntn rv;
            ^~
ptthread.c: In function ‘PR_SuspendAll’:
ptthread.c:1557:9: warning: variable ‘rv’ set but not used [-Wunused-but-set-variable]
     int rv;
         ^~
prvrsion.c: In function ‘libVersionPoint’:
prvrsion.c:88:17: warning: variable ‘dummy’ set but not used [-Wunused-but-set-variable]
     const char *dummy;
                 ^~~~~
plvrsion.c: In function ‘libVersionPoint’:
plvrsion.c:88:17: warning: variable ‘dummy’ set but not used [-Wunused-but-set-variable]
     const char *dummy;
                 ^~~~~
plvrsion.c: In function ‘libVersionPoint’:
plvrsion.c:88:17: warning: variable ‘dummy’ set but not used [-Wunused-but-set-variable]
     const char *dummy;
                 ^~~~~
CMake Warning:
  Manually-specified variables were not used by the project:

    CMAKE_EXPORT_NO_PACKAGE_REGISTRY
    CMAKE_INSTALL_BINDIR
    CMAKE_INSTALL_DATAROOTDIR
    CMAKE_INSTALL_INCLUDEDIR
    CMAKE_INSTALL_LIBDIR
    CMAKE_INSTALL_LIBEXECDIR
    CMAKE_INSTALL_OLDINCLUDEDIR
    CMAKE_INSTALL_SBINDIR