Binaries of phc for 

  IBM/RS6000 AIX 3.2.5  : ibmphc
  DEC/Ultrix V4.4       : decphc
  SUN-SPARC/SunOS 4.1.3 : sun4phc
  SUN-SPARC/SunOS 5.5.1 : sun5phc

The files scal, redu, roco, mvc, poco, and vali provide
aliases for access the tools via their acronyms.

To use phc, select the appropriate binary and add the
directory that contains this binary to your path.
