Index: config.auto.h.in
===================================================================
--- config.auto.h.in	(revision 317)
+++ config.auto.h.in	(revision 318)
@@ -188,6 +188,9 @@
 /* Define to 1 if you have the `setlocale' function. */
 #define HAVE_SETLOCALE 1
 
+/* Define to 1 if you have the <stdarg.h> header file. */
+#define HAVE_STDARG_H 1
+
 /****************************************************************************/
 /* Package properties */
 
@@ -296,6 +299,9 @@
 
 /* NOTE: /share/pcb/pcblib-newlib is kept as a temporary hack for compatibility */
 
+#define PCB_DEFAULT_PCB_FILE       PCBLIBDIR "/default.pcb"
+#define PCB_DEFAULT_PCB_FILE_SRC   "./default.pcb"
+
 #define BINDIR PCB_PREFIX "/bin"
 
 /* Relative path from bindir to exec_prefix */
Index: src/error.c
===================================================================
--- src/error.c	(revision 317)
+++ src/error.c	(revision 318)
@@ -44,6 +44,9 @@
 #ifdef HAVE_STRING_H
 #include <string.h>
 #endif
+#ifdef HAVE_STDARG_H
+#include <stdarg.h>
+#endif
 #ifdef HAVE_UNISTD_H
 #include <unistd.h>
 #endif
@@ -93,6 +96,12 @@
   va_start (args, Format);
   gui->logv (Format, args);
   va_end (args);
+
+#ifdef HAVE_STDARG_H
+  va_start (args, Format);
+  vfprintf(stderr, Format, args);
+  va_end (args);
+#endif
 }