Help With Errors

------ Build started: Project: suck.dll, Configuration: Release Win32 ------
Compiling...
main.cpp
.\main.cpp(3) : error C2065: 'DWORD' : undeclared identifier
.\main.cpp(3) : error C2146: syntax error : missing ';' before identifier 'dwPlayerPtr'
.\main.cpp(3) : error C2065: 'dwPlayerPtr' : undeclared identifier
.\main.cpp(3) : error C2065: 'DWORD' : undeclared identifier
.\main.cpp(3) : error C2059: syntax error : ')'
.\main.cpp(4) : error C2065: 'dwPlayerPtr' : undeclared identifier
.\main.cpp(6) : error C2065: 'dwPlayerPtr' : undeclared identifier
.\main.cpp(6) : error C2065: 'OFS_LEVEL' : undeclared identifier
.\main.cpp(9) : error C2601: 'dinar' : local function definitions are illegal
.\main.cpp(5): this line contains a '{' which has not yet been matched
.\main.cpp(63) : fatal error C1075: end of file found before the left brace '{' at '.\main.cpp(37)' was matched
Build log was saved at "file://d:\suck.dll\suck.dll\Release\BuildLog.htm"
suck.dll - 10 error(s), 0 warning(s)
========== Build: 0 succeeded, 1 failed, 0 up-to-date, 0 skipped ==========