Output of rvm install 2.0.0 in fresh copy of rvm and cygwin in Windows 7.

gistfile1.txt

Error running '__rvm_make -j4',
showing last 15 lines of /home/sam/.rvm/log/1392654111_ruby-2.0.0-p353/make.log
compiling hash.c
compiling inits.c
compiling io.c
file.c:4184:47: error: conflicting types for ‘GetLastError’
 extern unsigned long __attribute__((stdcall)) GetLastError(void);
                                               ^
In file included from /usr/include/w32api/winbase.h:16:0,
                 from /usr/include/w32api/windows.h:70,
                 from file.c:18:
/usr/include/w32api/errhandlingapi.h:45:27: note: previous declaration of ‘GetLastError’ was here
   WINBASEAPI DWORD WINAPI GetLastError (VOID);
                           ^
Makefile:328: recipe for target 'file.o' failed
make: *** [file.o] Error 1
make: *** Waiting for unfinished jobs....
There has been an error while running make. Halting the installation.