where is amd64 psABI? [duplicate]
See http://refspecs.linuxfoundation.org/
System V psABI for x86_64 architecture: http://refspecs.linuxfoundation.org/elf/x86_64-abi-0.95.pdf
EDIT: 0.99.6 seems to be the latest one, select any from https://www.google.com/search?q=System+V+Application+Binary+Interface+AMD64+0.99.6