Index: src/examples/Makefile.in
===================================================================
--- src/examples/Makefile.in	(revision 5cb5f842b3a6b217c0d43c78383ba66bb7658282)
+++ src/examples/Makefile.in	(revision b2152e7a0addfb2f4eff511598c305a9bbc85368)
@@ -111,4 +111,7 @@
 INSTALL_STRIP_PROGRAM = @INSTALL_STRIP_PROGRAM@
 LDFLAGS = @LDFLAGS@
+LEX = @LEX@
+LEXLIB = @LEXLIB@
+LEX_OUTPUT_ROOT = @LEX_OUTPUT_ROOT@
 LIBOBJS = @LIBOBJS@
 LIBS = @LIBS@
@@ -131,4 +134,6 @@
 STRIP = @STRIP@
 VERSION = @VERSION@
+YACC = @YACC@
+YFLAGS = @YFLAGS@
 abs_builddir = @abs_builddir@
 abs_srcdir = @abs_srcdir@