New file. Contains prototyes from `error.c'.

* error.h: New file.  Contains prototyes from `error.c'.
diff --git a/error.h b/error.h
new file mode 100644
index 0000000..6d886d2
--- /dev/null
+++ b/error.h
@@ -0,0 +1,8 @@
+#ifndef error_h_
+#define error_h_
+
+#include "parser.h"
+
+void xmlParserError(xmlParserCtxtPtr ctxt, const char *msg, ...);
+void xmlParserWarning(xmlParserCtxtPtr ctxt, const char *msg, ...);
+#endif