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+/* Tarlz - Archiver with multimember lzip compression
+ Copyright (C) 2013-2023 Antonio Diaz Diaz.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+void xinit_mutex( pthread_mutex_t * const mutex );
+void xinit_cond( pthread_cond_t * const cond );
+void xdestroy_mutex( pthread_mutex_t * const mutex );
+void xdestroy_cond( pthread_cond_t * const cond );
+void xlock( pthread_mutex_t * const mutex );
+void xunlock( pthread_mutex_t * const mutex );
+void xwait( pthread_cond_t * const cond, pthread_mutex_t * const mutex );
+void xsignal( pthread_cond_t * const cond );
+void xbroadcast( pthread_cond_t * const cond );
+
+// non-pthread_* declarations are in tarlz.h
+
+const char * const conofin_msg = "courier not finished.";