FreeBSD (i386-unknown-freebsd*)
-GNU/Linux (i[3456]86-*-linux*)
+GNU/Linux (armv4l-unknown-linux-gnu, i[3456]86-*-linux*)
HP BSD (m68k-hp-bsd)
HP HP-UX (hppa1.0-hp-hpux7.00, hppa1.1-hp-hpux9.01 and others)
-IBM AIX (powerpc-ibm-aix4.1*)
+IBM AIX (powerpc-ibm-aix4.1*, rs6000-ibm-aix4.3.3.0)
Microsoft Windows 95/NT (i[3456]86)