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diff --git a/lib_internal/command.h b/lib_internal/command.h
new file mode 100644
index 0000000..ea0c9ed
--- /dev/null
+++ b/lib_internal/command.h
@@ -0,0 +1,56 @@
+// $Id: command.h,v 1.2 2004/08/19 14:09:49 ensc Exp $    --*- c -*--
+
+// Copyright (C) 2004 Enrico Scholz <enrico.scholz@informatik.tu-chemnitz.de>
+//  
+// 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; version 2 of the License.
+//  
+// 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, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+
+
+#ifndef H_UTIL_VSERVER_LIB_INTERNAL_COMMAND_H
+#define H_UTIL_VSERVER_LIB_INTERNAL_COMMAND_H
+
+#include <ensc_vector/vector.h>
+#include <sys/resource.h>
+#include <sys/wait.h>
+#include <stdbool.h>
+
+struct Command
+{
+    char const *	filename;
+    union {
+	struct Vector	v;
+	char const **	d;
+    }			params;
+    pid_t		pid;
+    int			rc;
+    int			err;
+    struct rusage	rusage;
+
+    enum { parNONE, parVEC, parDATA }	params_style_;
+};
+
+void	Command_init(struct Command *);
+void	Command_free(struct Command *);
+void	Command_reset(struct Command *);
+bool	Command_exec(struct Command *, bool do_fork);
+void	Command_appendParameter(struct Command *, char const *);
+void	Command_setParams(struct Command *, char const **);
+/**
+ *  \args do_hang  when true, do not return before command exited, or
+ *                 an error (e.g. signal) occured
+ *  \returns       \c true iff command/processes exited; in this case,
+ *                 exitcode is available in the \c rc member
+ */
+bool	Command_wait(struct Command *, bool do_block);
+
+#endif	//  H_UTIL_VSERVER_LIB_INTERNAL_COMMAND_H