-#if defined(BUILD_TAG)
- printf ("\n\n%s, Build: %s\n\n", version_string, BUILD_TAG);
-#else
- printf ("\n\n%s\n\n", version_string);
+ int len;
+
+ len = snprintf(buf, size, "%s%s", newlines ? "\n\n" : "",
+ version_string);
+ if (build_tag && len < size)
+ len += snprintf(buf + len, size - len, ", Build: %s",
+ build_tag);
+ if (len > size - 3)
+ len = size - 3;
+ if (len < 0)
+ len = 0;
+ snprintf(buf + len, size - len, "\n\n");
+
+ return buf;
+}
+
+#ifndef BUILD_TAG
+#define BUILD_TAG NULL