0       No error
   1       Usage error
   2       Attempt to apply a patch that's already been applied
   3       Effective UID is not root
   4       Attempt to save original files failed
   5       pkgadd failed
   6       Patch is obsoleted
   7       Invalid package directory
   8       Attempting to patch a package that is not installed
   9       Cannot access /usr/sbin/pkgadd (client problem)
  10       Package validation errors
  11       Error adding patch to root template
  12       Patch script terminated due to signal
  13       Symbolic link included in patch
  14       NOT USED
  15       The prepatch script had a return code other than 0.
  16       The postpatch script had a return code other than 0.
  17       Mismatch of the -d option between a previous patch install
           and the current one.
  18       Not enough space in the file systems that are targets of the
           patch.
  19       $SOFTINFO/INST_RELEASE file not found          
  20       A direct instance patch was required but not found
  21       The required patches have not been installed on the manager
  22       A progressive instance patch was required but not found
  23       A restricted patch is already applied to the package
  24       An incompatible patch is applied
  25       A required patch is not applied
  26       The user specified backout data can't be found
  27       The relative directory supplied can't be found
  28       A pkginfo file is corrupt or missing
  29       Bad patch ID format
  30       Dryrun failure(s)
  31       Path given for -C option is invalid
  32       Must be running Solaris 2.6 or greater
  33       Bad formatted patch file or patch file not found
  34       The appropriate kernel jumbo patch needs to be installed