diff -ru libspectre-0.2.0.orig/libspectre/spectre-utils.c libspectre-0.2.0/libspectre/spectre-utils.c
--- libspectre-0.2.0.orig/libspectre/spectre-utils.c	2008-05-06 08:35:07 +0200
+++ libspectre-0.2.0/libspectre/spectre-utils.c	2008-05-06 08:49:51 +0200
@@ -148,6 +148,17 @@
 spectre_strdup_vprintf (const char *format,
 			va_list     args)
 {
+#ifdef __INTERIX
+	/* no [v]asprintf here, so we need to do something else. */
+	char * string = NULL;
+	char buf[524288];
+
+	if(vsprintf(buf, format, args) < 0)
+		return NULL;
+	
+	string = strdup(buf);
+	return string;
+#else
 	char *string = NULL;
 	int len = vasprintf (&string, format, args);
 	
@@ -155,6 +166,7 @@
 		string = NULL;
 
 	return string;
+#endif
 }
 
 char *