DEB kpilot: Fix FTBFS on Stretch

Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
(cherry picked from commit 13d30c65ad)

debian/lenny/applications/kpilot/debian/control

@@ -4,7 +4,7 @@ Priority: optional
 Maintainer: Timothy Pearson <kb9vqf@pearsoncomputing.net> 
 Build-Depends: cdbs (>= 0.4.39-0.1), debhelper (>= 7.0.50~), tdelibs14-trinity-dev, tdepim-trinity-dev,
                libopensync0-dev, libpisock-dev,
-               bison, byacc, bzip2, flex, groff-base,
+               bison, byacc, bzip2, flex, libfl-dev | flex (<< 2.5.39), groff-base,
                libboost-dev (>= 1.33.1), libgpgme11-dev,
                automake, autoconf, libtool, libltdl-dev
 Standards-Version: 3.8.4

debian/squeeze/applications/kpilot/debian/control

@@ -4,7 +4,7 @@ Priority: optional
 Maintainer: Timothy Pearson <kb9vqf@pearsoncomputing.net> 
 Build-Depends: cdbs (>= 0.4.39-0.1), debhelper (>= 7.0.50~), tdelibs14-trinity-dev, tdepim-trinity-dev,
                libopensync0-dev, libpisock-dev,
-               bison, byacc, bzip2, flex, groff-base,
+               bison, byacc, bzip2, flex, libfl-dev | flex (<< 2.5.39), groff-base,
                libboost-dev (>= 1.33.1), libgpgme11-dev,
                automake, autoconf, libtool, libltdl-dev
 Standards-Version: 3.8.4

ubuntu/maverick/applications/kpilot/debian/control

@@ -4,7 +4,7 @@ Priority: optional
 Maintainer: Timothy Pearson <kb9vqf@pearsoncomputing.net> 
 Build-Depends: cdbs (>= 0.4.39-0.1), debhelper (>= 7.0.50~), tdelibs14-trinity-dev, tdepim-trinity-dev,
                libopensync0-dev, libpisock-dev,
-               bison, byacc, bzip2, flex, groff-base,
+               bison, byacc, bzip2, flex, libfl-dev | flex (<< 2.5.39), groff-base,
                libboost-dev (>= 1.33.1), libgpgme11-dev,
                automake, autoconf, libtool, libltdl-dev
 Standards-Version: 3.8.4