Did anyone know how to install espeak to pc using cygwin or compilation hints?

Now, i downloaded espeak then compress it to c.

Step i compile using cygwin:
1. cd /cygdrive/c/espeak
2. cd src
3.make
4.make install
5.espeak "hello world"

(sound cannot voice out)

errors:
1.-lportaudio cannot found
2.make***[speak] Error 1
3.bash: espeak: command not found