Hi. I Have some problems with compiling ReactOS (for about 3-4 days) using MinGW-Special or current (gcc 3.4.4). here is the output of the compiler: [CC] lib\rtl\ppb.c lib\rtl\ppb.c: In function `RtlCreateProcessParameters': lib\rtl\ppb.c:89: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:90: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:91: error: structure has no member named `ConsoleHandle' lib\rtl\ppb.c:92: error: structure has no member named `ConsoleFlags' lib\rtl\ppb.c:148: error: structure has no member named `MaximumLength' lib\rtl\ppb.c:149: error: structure has no member named `Length' lib\rtl\ppb.c:152: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:153: error: structure has no member named `ConsoleHandle' lib\rtl\ppb.c:154: error: structure has no member named `ConsoleFlags' lib\rtl\ppb.c:160: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:165: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:169: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:170: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:172: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:173: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:174: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:216: error: structure has no member named `RuntimeData' lib\rtl\ppb.c: In function `RtlDeNormalizeProcessParams': lib\rtl\ppb.c:251: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:251: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:251: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:258: error: structure has no member named `RuntimeData' lib\rtl\ppb.c:258: error: structure has no member named `RuntimeData' lib\rtl\ppb.c:258: error: structure has no member named `RuntimeData' lib\rtl\ppb.c: In function `RtlNormalizeProcessParams': lib\rtl\ppb.c:276: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:276: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:276: error: structure has no member named `CurrentDirectory' lib\rtl\ppb.c:283: error: structure has no member named `RuntimeData' lib\rtl\ppb.c:283: error: structure has no member named `RuntimeData' lib\rtl\ppb.c:283: error: structure has no member named `RuntimeData' make: *** [obj-i386\lib\rtl\ppb.o] Error 1 what have I done wrong? thanks, Sebastian