bcrypt: Add a mostly empty bcrypt.dll.
This is the "Cryptography API: Next Generation" introduced by Vista.
diff --git a/configure.ac b/configure.ac
index 9c90bff..c33980f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1883,6 +1883,7 @@
WINE_CONFIG_MAKEFILE([dlls/avicap32/Makefile],[dlls/Makedll.rules],[dlls],[ALL_DLL_DIRS])
WINE_CONFIG_MAKEFILE([dlls/avifil32/Makefile],[dlls/Makedll.rules],[dlls],[ALL_DLL_DIRS])
WINE_CONFIG_MAKEFILE([dlls/avifile.dll16/Makefile],[dlls/Makedll.rules],[dlls],[ALL_DLL_DIRS],[enable_win16])
+WINE_CONFIG_MAKEFILE([dlls/bcrypt/Makefile],[dlls/Makedll.rules],[dlls],[ALL_DLL_DIRS])
WINE_CONFIG_MAKEFILE([dlls/browseui/Makefile],[dlls/Makedll.rules],[dlls],[ALL_DLL_DIRS])
WINE_CONFIG_MAKEFILE([dlls/browseui/tests/Makefile],[dlls/Maketest.rules],[dlls],[ALL_TEST_DIRS],[enable_tests])
WINE_CONFIG_MAKEFILE([dlls/cabinet/Makefile],[dlls/Makedll.rules],[dlls],[ALL_DLL_DIRS])