cmake/StringToInternalBool.cmake: create defines to be used using #if _HAVE_XXX_H from the current HAVE_XXX_H
cmake/StringToInternalBool.cmake: create defines to be used using #if _HAVE_XXX_H from the current HAVE_XXX_H

jddurand/c-marpaESLIF,jddurand/c-marpaESLIF,jddurand/c-marpaESLIF,jddurand/c-marpaESLIF,jddurand/c-marpaESLIF