The installation of esp_iot_sdk_v0.9.2 toolchain and compile tests were successful... next to upload the compiled binaries to a couple of the early modules...

Toolchain Contents: (windows)

MinGW, Python27, the ESP sdk (v0.9.1) and ESP Tool (esptool..).

All programs are installed to root (C:\) and the path has to be set for the each...

After compiling the binaries are sent using a python scrip but as I'm old and lazy so I opted for the Flash Download Tools v0.9.2 from esp8266.com... nice simple GUI...

Check the esp8266 forums (http://www.esp8266.com/index.php) for Linux/Apple information...