On Thu, 29 Jul 2021, 01:13 Chang M. Kang via Gcc-help, <gcc-help@xxxxxxxxxxx> wrote: > I encountered the following error message trying to build gcc. > > EBT@EBT_MCNP /cygdrive/d/gcc/gcc-4.8.5 > $ ./contrib/download_prerequisites > ./contrib/download_prerequisites: line 26: wget: command not found So install wget then. You can use the cygwin installer to do that. >