--- a/src/Makefile.in
+++ b/src/Makefile.in
@@ -70,6 +70,8 @@ lispsource = $(top_srcdir)/lisp
 lib = ../lib
 hostlib = $(top_builddir)/lib
 libsrc = ../lib-src
+MAKE_DOCFILE = $(libsrc)/make-docfile$(EXEEXT)
+MAKE_FINGERPRINT = $(libsrc)/make-fingerprint$(EXEEXT)
 etc = ../etc
 oldXMenudir = ../oldXMenu
 lwlibdir = ../lwlib
@@ -518,7 +520,7 @@ ifeq ($(CHECK_STRUCTS),true)
 pdumper.o: dmpstruct.h
 endif
 dmpstruct.h: $(srcdir)/dmpstruct.awk
-dmpstruct.h: $(libsrc)/make-fingerprint$(EXEEXT) $(dmpstruct_headers)
+dmpstruct.h: $(MAKE_FINGERPRINT) $(dmpstruct_headers)
 	$(AM_V_GEN)POSIXLY_CORRECT=1 $(AWK) -f $(srcdir)/dmpstruct.awk \
 		$(dmpstruct_headers) > $@
 
@@ -660,10 +662,10 @@ endif
 ## for the first time, this prevents any variation between configurations
 ## in the contents of the DOC file.
 ##
-$(etc)/DOC: $(libsrc)/make-docfile$(EXEEXT) $(doc_obj)
+$(etc)/DOC: $(MAKE_DOCFILE) $(doc_obj)
 	$(AM_V_GEN)$(MKDIR_P) $(etc)
 	$(AM_V_at)rm -f $(etc)/DOC
-	$(AM_V_at)$(libsrc)/make-docfile -d $(srcdir) \
+	$(AM_V_at)$(MAKE_DOCFILE) -d $(srcdir) \
 	  $(SOME_MACHINE_OBJECTS) $(doc_obj) > $(etc)/DOC
 
 $(libsrc)/make-docfile$(EXEEXT) $(libsrc)/make-fingerprint$(EXEEXT): \
@@ -679,8 +681,8 @@ buildobj.h: Makefile
 
 GLOBAL_SOURCES = $(base_obj:.o=.c) $(NS_OBJC_OBJ:.o=.m)
 
-gl-stamp: $(libsrc)/make-docfile$(EXEEXT) $(GLOBAL_SOURCES)
-	$(AM_V_GLOBALS)$(libsrc)/make-docfile -d $(srcdir) -g $(doc_obj) > globals.tmp
+gl-stamp: $(MAKE_DOCFILE) $(GLOBAL_SOURCES)
+	$(AM_V_GLOBALS)$(MAKE_DOCFILE) -d $(srcdir) -g $(doc_obj) > globals.tmp
 	$(AM_V_at)$(top_srcdir)/build-aux/move-if-change globals.tmp globals.h
 	$(AM_V_at)echo timestamp > $@
 
@@ -694,7 +696,7 @@ $(LIBEGNU_ARCHIVE): $(config_h)
 	$(MAKE) -C $(dir $@) all
 
 ifeq ($(HAVE_PDUMPER),yes)
-MAKE_PDUMPER_FINGERPRINT = $(libsrc)/make-fingerprint$(EXEEXT)
+MAKE_PDUMPER_FINGERPRINT = $(MAKE_FINGERPRINT)
 else
 MAKE_PDUMPER_FINGERPRINT =
 endif
--- a/lib-src/Makefile.in
+++ b/lib-src/Makefile.in
@@ -24,7 +24,7 @@ SHELL = @SHELL@
 unexport EMACSDATA EMACSDOC EMACSLOADPATH EMACSPATH
 
 # Following ../lisp/Makefile.in.
-EMACS = ../src/emacs${EXEEXT}
+EMACS = $(or $(HOST_EMACS),../src/emacs${EXEEXT})
 EMACSOPT = -batch --no-site-file --no-site-lisp
 
 # ==================== Things 'configure' will edit ====================
--- a/lisp/Makefile.in
+++ b/lisp/Makefile.in
@@ -53,7 +53,7 @@ FIND_DELETE = @FIND_DELETE@
 # We never change directory before running Emacs, so a relative file
 # name is fine, and makes life easier.  If we need to change
 # directory, we can use emacs --chdir.
-EMACS = ../src/emacs${EXEEXT}
+EMACS = $(or $(HOST_EMACS),../src/emacs${EXEEXT})
 
 # Command line flags for Emacs.