gerror: Get Message for Last Detected System Error (Fortran Library Reference)

Fortran Library Reference

`gerror`: Get Message for Last Detected System Error

The subroutine or function is called by:

`call gerror(` `string` `)`
`string`	`character*n`	Output	Message for the last detected system error

Example 2: gerror() as a subroutine:

    character string*30 
    ... 
    call gerror ( string ) 
    write(*,*) string

Example 3: gerror() as a function; string not used:

    character gerror*30, z*30 
    ... 
    z = gerror( ) 
    write(*,*) z