[sqrt/crtalgsqrt.c] added definition for missing constants under Windows
[sqrt/crtalgsqrt.c] added definition for missing constants under Windows

mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs,mancoast/cado-nfs