Make some function static.

diff --git a/dlls/msvcrtd/tests/debug.c b/dlls/msvcrtd/tests/debug.c
index d20d435..81a533a 100644
--- a/dlls/msvcrtd/tests/debug.c
+++ b/dlls/msvcrtd/tests/debug.c
@@ -34,7 +34,7 @@
 #define SETNOFAIL(x,y) x = (void*)GetProcAddress(hModule,y)
 #define SET(x,y) SETNOFAIL(x,y); ok(x != NULL, "Export '%s' not found\n", y)
 
-int init_functions(void)
+static int init_functions(void)
 {
   HMODULE hModule = LoadLibraryA("msvcrtd.dll");
   ok(hModule != NULL, "LoadLibraryA failed\n");
@@ -51,7 +51,7 @@
 
 /**********************************************************************/
 
-void test_new(void)
+static void test_new(void)
 {
   void *mem;