In addition to the Standard C Library, CrossWorks for MSP430 provides an additional set of library routines that you can use.

In this section
ctl_api.h
Describes the C tasking library, a library of functions that enable you to run multiple tasks in a real-time system.
cross_studio_io.h
Describes the virtual console services and semi-hosting support that CrossStudio provides to help you when developing your applications.
in430.h
Describes the intrinsic functions that are mainly compatible with IAR's EW430 v2 product.
inmsp.h
Describes the intrinsic functions that are mainly compatible with IAR's EW430 v3 product.