Apply this patch in the config directory of the EA distribution.

*** Imake.rules.orig	Thu Oct 17 12:53:25 1996
--- Imake.rules	Thu Oct 17 13:08:19 1996
***************
*** 2041,2053 ****
  		cd $$newtop; \						@@\
  	done
  
- #ifdef UseInstalled
- #define ImakeSubCmdHelper $(IMAKE_CMD)
- #else
  #define ImakeSubCmdHelper $(IMAKE) \
  		-I$(IMAKEPREFIX)$(PRIVCONFIGDIR) -I$(PUBCONFIGDIR) \
  		$(IMAKE_DEFINES)
- #endif
  
  #endif /* MakeMakeSubdirs */
  
--- 2041,2049 ----