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+/* xsystem.h - system(3) with error messages
+
+   Carl D. Worth
+
+   Copyright (C) 2001 University of Southern California
+
+   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, 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.
+*/
+
+#ifndef XSYSTEM_H
+#define XSYSTEM_H
+
+/* Like system(3), but with error messages printed if the fork fails
+   or if the child process dies due to an uncaught signal. Also, the
+   return value is a bit simpler:
+
+   -1 if there was any problem
+   Otherwise, the 8-bit return value of the program ala WEXITSTATUS
+   as defined in <sys/wait.h>.
+*/
+int xsystem(const char *argv[]);
+
+#endif
+