Need help with my source server!

[DI4bI0]

Hello i try to start my server with that command:
./srcds_run -console -game cstrike -port 27015 +map de_dust +maxplayers 12

After that i get this:

Auto detecting CPU
Using AMD Optimised binary.
Source Engine binary './srcds_amd' not found, exiting
Wed Jun 14 23:51:08 CEST 2006: Server Failed

i hope you guys can help me! thx

[get]

./steam --comand update -game cstrike -dir .
try again