Added missing extern void print_ignored_err(const char *s) statement.

source/texk/web2c/luatexdir/luatex_svnversion.h

 #ifndef luatex_svn_revision_h
 #define luatex_svn_revision_h
-#define luatex_svn_revision 7645
+#define luatex_svn_revision 7646
 #endif

source/texk/web2c/luatexdir/tex/errors.h

@@ -50,6 +50,7 @@ extern char *last_error_context;
 extern void set_last_error_context(void);
 
 extern void print_err(const char *s);
+extern void print_ignored_err(const char *s);
 
 extern void fixup_selector(boolean log_opened);