The semantic meaning of that syntax changes where it appears. If it's in a function (or in a more global scope), it's an array of pointers to char. If it's in a function declaration, it's a pointer to pointer to char.
Originally Posted by Adak
io.h certainly IS included in some modern compilers. It is no longer part of the standard for C, but it is nevertheless, included in the very latest Pelles C versions.
Originally Posted by Salem
You mean it's included as a crutch to help ancient programmers limp along without them having to relearn too much.
Outside of your DOS world, your header file is meaningless.