- Convert some notations to SAL2
- "Name" parameter in LdrGetProcedureAddress/LdrpGetProcedureAddress should be optional
- "DllCharacteristics" parameter in LdrGetDllHandle should be optional
There is no need to compile our DLLs as shared libraries since we are
managing symbols exports and imports through spec files.
On my system, this reduces the configure-time by a factor of two.