use __inline instead of inline for MSVC C compiler
use __inline instead of inline for MSVC C compiler

bcampbell/DevIL,bcampbell/DevIL,DentonW/DevIL,DentonW/DevIL,Agadoul/DevIL,Agadoul/DevIL,DentonW/DevIL,bcampbell/DevIL,bcampbell/DevIL,bcampbell/DevIL,DentonW/DevIL,Agadoul/DevIL,Agadoul/DevIL,DentonW/DevIL,DentonW/DevIL,bcampbell/DevIL,Agadoul/DevIL,Agadoul/DevIL