Section 11,45: IMAG

 IMAG (complex-number)

 A function that returns the imaginary part of a complex number.
 +------+-----------+----------+------------+-------------+        
 | Args | Generic   | Specific |  Argument  | Result Type |
 +------+-----------+----------+------------+-------------+
 |  1   |  IMAG     |  AIMAG   | COMPLEX*8  | REAL*4      |
 |      |           |  DIMAG   | COMPLEX*16 | REAL*8      |
 +--------------------------------------------------------+

 The setting of -r8 affects AIMAG.