Use #pragma pack to ensure that ASM and C code agree on the structure layout between various compilers. git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11331 6f19259b-4bc3-4df7-8a09-765794883524
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@10867 6f19259b-4bc3-4df7-8a09-765794883524