--- lib/error.c
+++ lib/error.c	2007-12-07 18:50:29.332479427 +0100
@@ -76,12 +76,15 @@ private_strerror (errnum)
 #define strerror private_strerror
 #endif
 
+#include "lib/error.h"
+
 /* Print the program name and error message MESSAGE, which is a printf-style
    format string with optional args.
    If ERRNUM is nonzero, print its corresponding system error message.
    Exit with status STATUS if it is nonzero.  */
 /* VARARGS */
 
+#ifndef __GLIBC__	/* glibc exports this function */
 void
 #if defined(VA_START) && __STDC__
 error (int status, int errnum, const char *message, ...)
@@ -137,3 +140,4 @@ error (status, errnum, message, va_alist
     exit (status);
   }
 }
+#endif
--- lib/error.h
+++ lib/error.h	2007-12-07 18:51:53.803262466 +0100
@@ -29,9 +29,9 @@ extern int errno;
 #include "manconfig.h"
 
 #if __STDC__ && (HAVE_VPRINTF || HAVE_DOPRNT)
-void error (int, int, const char *, ...) ATTRIBUTE_FORMAT_PRINTF(3, 4);
+extern void error (int, int, const char *, ...) ATTRIBUTE_FORMAT_PRINTF(3, 4);
 #else
-void error ();
+extern void error ();
 #endif
 
 #endif