--- flex-2.6.4/configure.ac.LIBT	2017-10-03 23:07:49.870430437 +0300
+++ flex-2.6.4/configure.ac	2017-10-03 23:09:47.306620702 +0300
@@ -10,47 +10,45 @@
 # 1. Redistributions of source code must retain the above copyright
 # notice, this list of conditions and the following disclaimer.
 # 2. Redistributions in binary form must reproduce the above copyright
 # notice, this list of conditions and the following disclaimer in the
 # documentation and/or other materials provided with the distribution.
 
 # Neither the name of the University nor the names of its contributors
 # may be used to endorse or promote products derived from this software
 # without specific prior written permission.
 
 # THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 # IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 # PURPOSE.
 
 # autoconf requirements and initialization
 
 AC_INIT([the fast lexical analyser generator],[2.6.4],[flex-help@lists.sourceforge.net],[flex])
 AC_CONFIG_SRCDIR([src/scan.l])
 AC_CONFIG_AUX_DIR([build-aux])
-LT_INIT
+AC_PROG_RANLIB
 AM_INIT_AUTOMAKE([1.11.3 -Wno-portability foreign check-news std-options dist-lzip parallel-tests subdir-objects])
 AC_CONFIG_HEADER([src/config.h])
 AC_CONFIG_LIBOBJ_DIR([lib])
 AC_CONFIG_MACRO_DIR([m4])
-SHARED_VERSION_INFO="2:0:0"
-AC_SUBST(SHARED_VERSION_INFO)
 
 # checks for programs
 
 AM_GNU_GETTEXT([external])
 AM_GNU_GETTEXT_VERSION([0.18])
 AC_PROG_YACC
 AS_IF([test "$YACC" != 'bison -y'], [
 	YACC="\${top_srcdir}/build-aux/missing bison -y"
 	AC_MSG_NOTICE(no bison program found: only required for maintainers)
 	])
 AM_CONDITIONAL([HAVE_BISON], [test "$YACC" = 'bison -y'])
 AM_PROG_LEX
 AC_PROG_CC
 AX_PROG_CC_FOR_BUILD
 AC_PROG_CXX
 AM_PROG_CC_C_O
 AC_PROG_LN_S
 AC_PROG_AWK
 AC_PROG_INSTALL
 
--- flex-2.6.4/src/Makefile.am.LIBT	2017-10-03 23:07:49.870430437 +0300
+++ flex-2.6.4/src/Makefile.am	2017-10-03 23:12:34.183470067 +0300
@@ -1,38 +1,38 @@
 AM_YFLAGS = -d
 AM_CPPFLAGS = -DLOCALEDIR=\"$(localedir)\"
 LIBS = @LIBS@
 
 m4 = @M4@
 
 bin_PROGRAMS = flex
 if ENABLE_BOOTSTRAP
 noinst_PROGRAMS = stage1flex
 endif
 
 if ENABLE_LIBFL
-lib_LTLIBRARIES = libfl.la
+lib_LIBRARIES = libfl.a
 endif
-libfl_la_SOURCES = \
+libfl_a_SOURCES = \
 	libmain.c \
 	libyywrap.c
-libfl_la_LDFLAGS = -version-info @SHARED_VERSION_INFO@
+libfl_a_LDFLAGS = -version-info @SHARED_VERSION_INFO@
 
 stage1flex_SOURCES = \
 	scan.l \
 	$(COMMON_SOURCES)
 
 if CROSS
 stage1flex_LDADD =
 stage1flex_SOURCES += \
 		      ../lib/malloc.c \
 		      ../lib/realloc.c
 stage1flex_LINK = $(LIBTOOL) --tag=CC --mode=link $(CC_FOR_BUILD) \
 		  $(CFLAGS_FOR_BUILD) $(LDFLAGS_FOR_BUILD) -o $@
 
 $(stage1flex_OBJECTS): CC=$(CC_FOR_BUILD)
 $(stage1flex_OBJECTS): CFLAGS=$(CFLAGS_FOR_BUILD)
 $(stage1flex_OBJECTS): CPP=$(CPP_FOR_BUILD)
 $(stage1flex_OBJECTS): CPPFLAGS=$(CPPFLAGS_FOR_BUILD)
 $(stage1flex_OBJECTS): LDFLAGS=$(LDFLAGS_FOR_BUILD)
 else
 stage1flex_LDADD = $(LDADD)