Found: C:\cygwin\bin\gcc.exe
C:/cygwin/bin/gcc.exe
  C:\cygwin\bin\cygwin1.dll
    C:\WINDOWS\System32\ADVAPI32.DLL
      C:\WINDOWS\System32\ntdll.dll
      C:\WINDOWS\System32\KERNEL32.dll
      C:\WINDOWS\System32\RPCRT4.dll
  C:\cygwin\bin\cygintl-2.dll
    C:\cygwin\bin\cygiconv-2.dll