Move GLES20 source into standard locations
Move Khronos headers into their respective components, to be exported by each.
Remove hostthreadadapter as nothing outside of the vghwapiwrapper, which now contains the code, needs it
#ifndef _SDDL_H
#define _SDDL_H
#if __GNUC__ >= 3
#pragma GCC system_header
#endif
#ifndef WINADVAPI
#define WINADVAPI
#endif
#ifdef __cplusplus
extern "C" {
#endif
#if (WINVER >= 0x0500)
WINADVAPI BOOL WINAPI ConvertSidToStringSidA(PSID Sid, LPSTR* StringSid);
WINADVAPI BOOL WINAPI ConvertSidToStringSidW(PSID Sid, LPWSTR* StringSid);
#endif
#ifdef UNICODE
#define ConvertSidToStringSid ConvertSidToStringSidW
#else
#define ConvertSidToStringSid ConvertSidToStringSidA
#endif
#ifdef __cplusplus
}
#endif
#endif /* _SDDL_H */