drop OBJEXT override from bison subdirs as it doesnt seem to be needed

git-svn-id: https://urjtag.svn.sourceforge.net/svnroot/urjtag/trunk@1904 b68d4a1b-bc3d-0410-92ed-d4ac073336b7

urjtag/ChangeLog

@@ -3,6 +3,10 @@
   * configure.ac: Force recent versions of autotools (at least ones released
     in the past 5 years.
 
+  * src/bsdl/Makefile.am (OBJEXT): Do not override OBJEXT that automake sets
+    up itself.
+  * src/svf/Makefile.am (OBJEXT): Likewise.
+
 2011-03-08  Mike Frysinger  <vapier@gentoo.org>
 
   * data/xilinx/PARTS: Add xc3s1600e part.

urjtag/src/bsdl/Makefile.am

@@ -21,7 +21,6 @@
 
 include $(top_srcdir)/Makefile.rules
 
-OBJEXT = lo
 noinst_LTLIBRARIES = \
 	libbsdl.la \
 	libbsdl_flex.la

urjtag/src/svf/Makefile.am

@@ -23,7 +23,6 @@ include $(top_srcdir)/Makefile.rules
 
 AM_YFLAGS = -d
 
-OBJEXT = lo
 noinst_LTLIBRARIES = \
 	libsvf.la \
 	libsvf_flex.la