PGACrossover(3) on Linux
The text 1b15ce044e29, as Debian 3.1 (Sarge), Debian 3.0 (Woody), Debian 2.2 (Potato), Debian 2.1 (Slink), Debian 2.0 (Hamm), Debian 1.3 (Bo), Debian 1.2 (Rex), Debian 1.1 (Buzz) shipped it.
performs crossover on two parent strings to create two child strings (via side-effect). The type of crossover performed is either the default or that specified by PGASetCrossoverType