| alpha | |
| amd64 | |
| amd64-fbsd | |
| arm | |
| arm64 | |
| hppa | |
| ia64 | |
| m68k | |
| mips | |
| ppc | |
| ppc64 | |
| s390 | |
| sh | |
| sparc | |
| sparc-fbsd | |
| x86 | |
| x86-fbsd | |
| # Prefix keywords | |
| ppc-aix | |
| x86-freebsd | |
| x64-freebsd | |
| sparc64-freebsd | |
| hppa-hpux | |
| ia64-hpux | |
| x86-interix | |
| amd64-linux | |
| arm-linux | |
| ia64-linux | |
| ppc64-linux | |
| x86-linux | |
| ppc-macos | |
| x86-macos | |
| x64-macos | |
| m68k-mint | |
| x86-netbsd | |
| ppc-openbsd | |
| x86-openbsd | |
| x64-openbsd | |
| sparc-solaris | |
| sparc64-solaris | |
| x64-solaris | |
| x86-solaris | |
| x86-winnt | |
| x86-cygwin |