Android NDK Cygwin make error 127, but only on some computers. I suspect there’s a conflict with other development tools (based on PATH, etc).
Directly interface the PCM device, using low level native C programming. Play sounds by sending data to /dev/msm_pcm_out
Learn how to do a programmatic screen capture on Android, using the framebuffer and some native C code. See how to correctly save a BMP file.
Learn how to compile your C code to native Android executables, using Windows, Cygwin and the Android NDK in just 3 easy steps.