make: translate using gettext, rather than the unmaintainable catgets

*** 10,19 ****
--- 10,20 ----
  #
  
  # Copyright 2015, Richard Lowe.
  
  PROG=   make
+ POFILE= make.po
  OBJS=   ar.o            \
          depvar.o        \
          doname.o        \
          dosys.o         \
          files.o         \
*** 27,41 ****
          pmake.o         \
          read.o          \
          read2.o         \
          rep.o           \
          state.o
  
  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 \
--- 28,43 ----
          pmake.o         \
          read.o          \
          read2.o         \
          rep.o           \
          state.o
+ POFILES= $(OBJS:%.o=%.po)
  
  include ../../Makefile.cmd
  include ../Makefile.com
  
! LDLIBS += ../lib/mksh/libmksh.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 \