Defines starting with `u' in truecrypt

• u1byte crypto/twofish.h:15
• u4byte crypto/twofish.h:12
• UNKNOWN_STRING_ID common/language.h:15
• UNMOUNT_AUTO_RETRY_DELAY common/dlgcode.h:60
• UNMOUNT_MAX_AUTO_RETRIES common/dlgcode.h:59
• UNROLL_LOOPS common/gfmul.c:61
• UNROLL_SHA2 crypto/sha2.c:76
• USE_VIA_ACE_IF_PRESENT crypto/aesopt.h:424