diff -Nru cdbfasta-1.00+git20181005.014498c+dfsg/debian/changelog cdbfasta-1.00+git20181005.014498c+dfsg/debian/changelog
--- cdbfasta-1.00+git20181005.014498c+dfsg/debian/changelog	2020-11-10 11:26:05.000000000 +0000
+++ cdbfasta-1.00+git20181005.014498c+dfsg/debian/changelog	2021-01-14 19:32:35.000000000 +0000
@@ -1,8 +1,15 @@
-cdbfasta (1.00+git20181005.014498c+dfsg-1build1) hirsute; urgency=medium
+cdbfasta (1.00+git20181005.014498c+dfsg-2) unstable; urgency=medium
 
-  * No change rebuild against new libgclib ABI.
+  [ Helmut Grohne]
+  * Team upload.
+  * Improve cross building: (Closes: #980128)
+    + cross.patch: Make pkg-config substitutable.
+    + d/rules: Pass a triplet-prefixed g++.
 
- -- Dimitri John Ledkov <xnox@ubuntu.com>  Tue, 10 Nov 2020 11:26:05 +0000
+  [ Nilesh Patra ]
+  * Declare compliance with policy 4.5.1
+
+ -- Helmut Grohne <helmut@subdivi.de>  Thu, 14 Jan 2021 20:32:35 +0100
 
 cdbfasta (1.00+git20181005.014498c+dfsg-1) unstable; urgency=medium
 
diff -Nru cdbfasta-1.00+git20181005.014498c+dfsg/debian/control cdbfasta-1.00+git20181005.014498c+dfsg/debian/control
--- cdbfasta-1.00+git20181005.014498c+dfsg/debian/control	2020-11-10 11:26:05.000000000 +0000
+++ cdbfasta-1.00+git20181005.014498c+dfsg/debian/control	2021-01-14 19:32:35.000000000 +0000
@@ -1,6 +1,5 @@
 Source: cdbfasta
-Maintainer: Ubuntu Developers <ubuntu-devel-discuss@lists.ubuntu.com>
-XSBC-Original-Maintainer: Debian Med Packaging Team <debian-med-packaging@lists.alioth.debian.org>
+Maintainer: Debian Med Packaging Team <debian-med-packaging@lists.alioth.debian.org>
 Uploaders: Steffen Moeller <moeller@debian.org>,
            Andreas Tille <tille@debian.org>,
            Tim Booth <tbooth@ceh.ac.uk>
@@ -11,7 +10,7 @@
                pkg-config,
                libgclib-dev,
                help2man
-Standards-Version: 4.5.0
+Standards-Version: 4.5.1
 Vcs-Browser: https://salsa.debian.org/med-team/cdbfasta
 Vcs-Git: https://salsa.debian.org/med-team/cdbfasta.git
 Homepage: https://github.com/gpertea/cdbfasta
diff -Nru cdbfasta-1.00+git20181005.014498c+dfsg/debian/patches/cross.patch cdbfasta-1.00+git20181005.014498c+dfsg/debian/patches/cross.patch
--- cdbfasta-1.00+git20181005.014498c+dfsg/debian/patches/cross.patch	1970-01-01 00:00:00.000000000 +0000
+++ cdbfasta-1.00+git20181005.014498c+dfsg/debian/patches/cross.patch	2021-01-14 19:32:35.000000000 +0000
@@ -0,0 +1,19 @@
+--- cdbfasta-1.00+git20181005.014498c+dfsg.orig/Makefile
++++ cdbfasta-1.00+git20181005.014498c+dfsg/Makefile
+@@ -1,5 +1,6 @@
+ GCLDIR := ./gclib
+-SEARCHDIRS := `pkg-config --cflags libgclib`
++PKG_CONFIG ?= pkg-config
++SEARCHDIRS := `$(PKG_CONFIG) --cflags libgclib`
+ CC      := g++
+ 
+ BASEFLAGS  = -Wall ${SEARCHDIRS} $(MARCH) -DENABLE_COMPRESSION=1 -D_FILE_OFFSET_BITS=64 \
+@@ -42,7 +43,7 @@
+ #LDFLAGS = 
+ #uncomment this when ENABLE_COMPRESSION
+ LDFLAGS  := -lz $(LDFLAGS)
+-LIBS      = `pkg-config --libs libgclib`
++LIBS      = `$(PKG_CONFIG) --libs libgclib`
+ 
+ .PHONY : all
+ all:    cdbfasta cdbyank 
diff -Nru cdbfasta-1.00+git20181005.014498c+dfsg/debian/patches/series cdbfasta-1.00+git20181005.014498c+dfsg/debian/patches/series
--- cdbfasta-1.00+git20181005.014498c+dfsg/debian/patches/series	2020-06-13 10:34:42.000000000 +0000
+++ cdbfasta-1.00+git20181005.014498c+dfsg/debian/patches/series	2021-01-14 19:32:35.000000000 +0000
@@ -1,3 +1,4 @@
 workaround-lintian-false-positive
 hardening.patch
 use_debian_packaged_gclib.patch
+cross.patch
diff -Nru cdbfasta-1.00+git20181005.014498c+dfsg/debian/rules cdbfasta-1.00+git20181005.014498c+dfsg/debian/rules
--- cdbfasta-1.00+git20181005.014498c+dfsg/debian/rules	2020-06-13 10:34:42.000000000 +0000
+++ cdbfasta-1.00+git20181005.014498c+dfsg/debian/rules	2021-01-14 19:32:35.000000000 +0000
@@ -7,12 +7,13 @@
 #export DH_VERBOSE=1
 
 export DEB_BUILD_MAINT_OPTIONS = hardening=+all
+include /usr/share/dpkg/buildtools.mk
 
 %:
 	dh $@
 
 override_dh_auto_build:
-	dh_auto_build -- LINKER="g++ $(LDFLAGS)"
+	dh_auto_build -- LINKER="$(CXX) $(LDFLAGS)"
 
 override_dh_installman:
 	help2man --no-info --no-discard-stderr --version-option=-v ./cdbfasta |\