PGASetIntegerInitRange(2) on Linux
The text ebdd7f62fdaf, as Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny) shipped it. The page shows this text now.
sets a flag to tell the initialization routines to set each integer-valued gene to a value chosen randomly from the interval given by an upper and lower bound.