--- libstdc++-v3/include/c_std/std_cstdio.h-orig	2005-04-29 00:08:41.000000000 -0500
+++ libstdc++-v3/include/c_std/std_cstdio.h	2005-04-29 00:08:45.000000000 -0500
@@ -143,7 +143,7 @@
   using ::vsprintf;
 }
 
-#if _GLIBCXX_USE_C99
+#if _GLIBCXX_USE_C99 || defined(__UCLIBC__)
 
 #undef snprintf
 #undef vfscanf
