make: ship the Joyent patch to enable parallel make (originally from rm)

*** 20,30 ****
          files.o         \
          globals.o       \
          implicit.o      \
          macro.o         \
          main.o          \
-         make.o          \
          misc.o          \
          nse_printdep.o  \
          parallel.o      \
          pmake.o         \
          read.o          \
--- 20,29 ----
*** 34,44 ****
  
  include ../../Makefile.cmd
  include ../Makefile.com
  
  LDLIBS += ../lib/mksh/libmksh.a ../lib/mksdmsi18n/libmksdmsi18n.a ../lib/vroot/libvroot.a
! LDLIBS += ../lib/bsd/libbsd.a -lc
  
  CPPFLAGS += -D_FILE_OFFSET_BITS=64
  
  ROOTLINKS = $(ROOTCCSBIN)/make $(ROOTXPG4BIN)/make $(ROOTBIN)/dmake $(ROOTCCSLIB)/svr4.make \
          $(ROOTLIB)/svr4.make
--- 33,43 ----
  
  include ../../Makefile.cmd
  include ../Makefile.com
  
  LDLIBS += ../lib/mksh/libmksh.a ../lib/mksdmsi18n/libmksdmsi18n.a ../lib/vroot/libvroot.a
! LDLIBS += ../lib/bsd/libbsd.a -lc -lnsl -lumem
  
  CPPFLAGS += -D_FILE_OFFSET_BITS=64
  
  ROOTLINKS = $(ROOTCCSBIN)/make $(ROOTXPG4BIN)/make $(ROOTBIN)/dmake $(ROOTCCSLIB)/svr4.make \
          $(ROOTLIB)/svr4.make