PGASetFitnessMinType(3) on Linux
The text be90e7436664, as Debian 1.1 (Buzz) shipped it.
sets the type of algorithm used if a minimization problem is specified to determine how values are remapped for maximization. Valid choices are PGA_FITNESSMIN_RECIPROCAL and PGA_FITNESSMIN_CMAX to do the mapping using the reciprocal of the evaluation function, or by subtracting the worst evaluation function value from each evaluation function value, respectively. The default is PGA_FITNESSMIN_CMAX