dpkg-buildpackage -S error

[Jaromír Mikeš <mira.mikes@seznam.cz>]

Hello,

having this error running sudo dpkg-buildpackage -S

debian/rules clean
dh_testdir
dh_testroot
rm -f build-stamp configure-stamp
# Add here commands to clean up after the build process.
/usr/bin/make  PREFIX = /usr clean
make: *** empty variable name.  Stop.
make: [clean] Error 2 (ignored)
dh_clean 
 dpkg-source -b jkmeter-0.4.0
dpkg-source: building jkmeter using existing jkmeter_0.4.0.orig.tar.gz
dpkg-source: building jkmeter in jkmeter_0.4.0-1.diff.gz
dpkg-source: cannot represent change to source/kmeterdsp.o: binary file contents changed
dpkg-source: cannot represent change to source/mkimage.o: binary file contents changed
dpkg-source: cannot represent change to source/kmeter.o: binary file contents changed
dpkg-source: cannot represent change to source/styles.o: binary file contents changed
dpkg-source: cannot represent change to source/jclient.o: binary file contents changed
dpkg-source: cannot represent change to source/cmeter.o: binary file contents changed
dpkg-source: cannot represent change to source/jkmeter.o: binary file contents changed
dpkg-source: cannot represent change to source/mainwin.o: binary file contents changed
dpkg-source: warning: executable mode 0755 of 'source/jkmeter' will not be represented in diff
dpkg-source: cannot represent change to source/jkmeter: binary file contents changed
dpkg-source: cannot represent change to source/stcorrdsp.o: binary file contents changed
dpkg-source: building jkmeter in jkmeter_0.4.0-1.dsc
dpkg-source: unrepresentable changes to source
dpkg-buildpackage: failure: dpkg-source -b jkmeter-0.4.0 gave error exit status 1

Thank you for any advice

mira