fix "command not found" code
fix "command not found" code

chunyeow/iw,TeamEOS/external_iw,ewa/iw-modified,OSLL/iw,CTU-IIG/802.11p-iw,chunyeow/iw,cozybit/iw,cozybit/iw,bw-oss/iw,ewa/iw-modified,greearb/iw-ct,SoluMachines/external_iw,timduru/platform-external-iw,timduru/platform-external-iw,bw-oss/iw,CTU-IIG/802.11p-iw,idor/iw,idor/iw,Distrotech/iw,SoluMachines/external_iw,greearb/iw-ct,OSLL/iw,TeamEOS/external_iw,bcopeland/android_iw,bcopeland/android_iw,Distrotech/iw