use mesa import wrappers, bug 4468
diff --git a/src/mesa/shader/program.c b/src/mesa/shader/program.c
index e721198..70a9ced 100644
--- a/src/mesa/shader/program.c
+++ b/src/mesa/shader/program.c
@@ -1304,7 +1304,7 @@
             for (i = 0; i < ctx->Const.MaxVertexProgramAttribs; i++) {
                const char *name = _mesa_nv_vertex_input_register_name(i);
                char number[10];
-               sprintf(number, "%d", i);
+               _mesa_sprintf(number, "%d", i);
                if (_mesa_strncmp(reg + 2, name, 4) == 0 ||
                    _mesa_strncmp(reg + 2, number, _mesa_strlen(number)) == 0) {
                   COPY_4V(v, ctx->VertexProgram.Inputs[i]);