Create rpcrt4.dll.
Implement UuidCreate (using existing code from CoCreateGuid).
CoCreateGuid calls UuidCreate.
diff --git a/configure b/configure
index 7ea6680..25880d3 100755
--- a/configure
+++ b/configure
@@ -6209,6 +6209,7 @@
dlls/psapi/Makefile
dlls/rasapi32/Makefile
dlls/richedit/Makefile
+dlls/rpcrt4/Makefile
dlls/setupapi/Makefile
dlls/setupx/Makefile
dlls/shell32/Makefile
@@ -6448,6 +6449,7 @@
dlls/psapi/Makefile
dlls/rasapi32/Makefile
dlls/richedit/Makefile
+dlls/rpcrt4/Makefile
dlls/setupapi/Makefile
dlls/setupx/Makefile
dlls/shell32/Makefile