question about Informix CLI on windows

I try to compile the cli demo program. It report the following errors. Do anyone help to look? I:\\\\csdk35\\\\demo\\\\odbcdemo>nmake -f makefile Microsoft (R) Program Maintenance Utility Version 6.00.8168.0 Copyright (C) Microsoft Corp 1988-1998. All rights reserved. cl -c -W3 -DCRTAPI1=_cdecl -DCRTAPI2=_cdecl -nologo -D_X86_=1 -D_WINNT - D_WIN32_WINNT=0x0400 -D_WIN32_IE=0x0300 -DWINVER=0x0400 -Z7 -Od /MD /D_CRT_SECUR E_NO_DEPRECATE /D_CRT_NON_CONFORMING_SWPRINTFS /D_CRT_NONSTDC_NO_DEPRECATE /I"I :\\\\csdk35\\\\incl\\\\cli" blkinsrt.c blkinsrt.c blkinsrt.c(52) : error C2061: syntax error : identifier 'SQLLEN' blkinsrt.c(53) : error C2061: syntax error : identifier 'cbOrderNum' blkinsrt.c(53) : error C2059: syntax error : ';' blkinsrt.c(54) : error C2061: syntax error : identifier 'cust_num' blkinsrt.c(54) : error C2059: syntax error : ';' blkinsrt.c(55) : error C2061: syntax error : identifier 'cbCustNum' blkinsrt.c(55) : error C2059: syntax error : ';' blkinsrt.c(56) : error C2061: syntax error : identifier 'item_num' blkinsrt.c(56) : error C2059: syntax error : ';' blkinsrt.c(57) : error C2061: syntax error : identifier 'cbItemNum' blkinsrt.c(57) : error C2059: syntax error : ';' blkinsrt.c(59) : error C2061: syntax error : identifier 'cbOrderDate' blkinsrt.c(59) : error C2059: syntax error : ';' blkinsrt.c(60) : error C2061: syntax error : identifier 'quantity' blkinsrt.c(60) : error C2059: syntax error : ';' blkinsrt.c(61) : error C2061: syntax error : identifier 'cbQuantity' blkinsrt.c(61) : error C2059: syntax error : ';' blkinsrt.c(62) : error C2059: syntax error : '}' I have set the following enviroment. INCLUDE=i:\\\\csdk35\\\\incl;i:\\\\csdk35\\\\incl\\\\cli;i:\\\\csdk35\\\\incl\\\\esql;i:\\\\csdk35\\\\incl\\\\pub lic;i:\\\\csdk35\\\\incl\\\\dmi;D:\\\\vc\\\\VC98\\\\ATL\\\\INCLUDE;D:\\\\vc\\\\VC98\\\\INCLUDE;D:\\\\vc\\\\VC98\\\\MFC\\\\ INCLUDE;D:\\\\vc\\\\VC98\\\\atl\\\\include;D:\\\\vc\\\\VC98\\\\mfc\\\\include;D:\\\\vc\\\\VC98\\\\include; INFORMIXDIR=I:\\\\csdk35 INFORMIXSERVER=ol_ids_1150_1LANG=ENUS437 LIB=i:\\\\csdk35\\\\lib;D:\\\\vc\\\\VC98\\\\LIB;D:\\\\vc\\\\VC98\\\\MFC\\\\LIB;D:\\\\vc\\\\VC98\\\\mfc\\\\lib;D:\\\\vc\\\\VC9 8\\\\lib The CSDK version is 3.50TC3. Any help will be appropriated.