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### 9.5 OpenACC Module `OPENACC`

Standard:
  OpenACC Application Programming Interface v2.6

The OpenACC Fortran runtime library routines are provided both in a form of a Fortran 90 module, named `OPENACC`, and in form of a Fortran `include` file named `openacc_lib.h`. The procedures provided by `OPENACC` can be found in the Introduction manual, the named constants defined in the modules are listed below.

For details refer to the actual OpenACC Application Programming Interface v2.6.

`OPENACC` provides the scalar default-integer named constant `openacc_version` with a value of the form yyyymm, where `yyyy` is the year and mm the month of the OpenACC version; for OpenACC v2.6 the value is `201711`.