cc -O2 -woff 1164,1515 -I. -I. -I/usr/local/ssl/include 
-I/usr/local/include -DETCDIR=\"/usr/local/etc\" 
-D_PATH_SSH_PROGRAM=\"/usr/local/bin/ssh\" 
-D_PATH_SSH_ASKPASS_DEFAULT=\"/usr/local/libexec/ssh-askpass\" 
-D_PATH_SFTP_SERVER=\"/usr/local/libexec/sftp-server\" 
-D_PATH_SSH_PIDDIR=\"/usr/local/etc\" -DHAVE_CONFIG_H -c auth.c
cc-1143 cc: ERROR File = /usr/include/libgen.h, Line = 37
  Declaration is incompatible with "char *dirname(const char *)" (declared at
          line 3 of "openbsd-compat/dirname.h").

  extern char *dirname(char *);
               ^


This is a mips-sgi-irix6.5 system type (as reported by configure)