unable to install gevent and unable to solve below error

C:\Users\Keshav\Downloads\gevent-1.0>python setup.py install
running install
running bdist_egg
running egg_info
writing requirements to gevent.egg-info\requires.txt
writing gevent.egg-info\PKG-INFO
writing top-level names to gevent.egg-info\top_level.txt
writing dependency_links to gevent.egg-info\dependency_links.txt
reading manifest file 'gevent.egg-info\SOURCES.txt'
reading manifest template 'MANIFEST.in'
writing manifest file 'gevent.egg-info\SOURCES.txt'
installing library code to build\bdist.win32\egg
running install_lib
running build_py
running build_ext
building 'gevent.core' extension
C:\MinGW\bin\gcc.exe -mno-cygwin -mdll -O -Wall -DFD_SETSIZE=1024 -D_WIN32=1 -DL
IBEV_EMBED=1 -DEV_COMMON= -DEV_CHECK_ENABLE=0 -DEV_CLEANUP_ENABLE=0 -DEV_EMBED_E
NABLE=0 -DEV_PERIODIC_ENABLE=0 -DCARES_STATICLIB= -DCARES_EMBED=1 -DEV_STANDALON
E=1 -Ilibev -IC:\Python27\include -IC:\Python27\PC -c gevent/gevent.core.c -o bu
ild\temp.win32-2.7\Release\gevent\gevent.core.o
gcc: error: unrecognized command line option '-mno-cygwin'
error: command 'gcc' failed with exit status 1