--- /dev/null
+Author: Michael R. Crusoe <michael.crusoe@gmail.com>
+Description: make the build more reproducible
+--- ncbi-blastplus.orig/c++/src/build-system/configure.ac
++++ ncbi-blastplus/c++/src/build-system/configure.ac
+@@ -2826,13 +2826,13 @@
+ linux*)
+ kver=`uname -r | sed -e 's/-.*//'`
+ libcver=`ldd --version | awk 'NR == 1 { print $NF }'`
+- verbose_host=$host_cpu-$host_vendor-linux$kver-gnu$libcver
++ verbose_host=$host_cpu-$host_vendor-linux-gnu$libcver
+ ;;
+ *) verbose_host=$host ;;
+ esac
+
+ #### Overall configuration mode summary
+-signature_hostname=`(hostname || uname -n) 2>/dev/null \
++signature_hostname=`echo debian_build 2>/dev/null \
+ | sed 's/\..*//; s/-/_/g; 1q'`
+ signature="${signature_compiler}_${signature_compiler_version}-${release_debug}${mt_sfx}${dll_sfx}${bit64_sfx}${prof_sfx}--${verbose_host}-${signature_hostname}"
+ AC_DEFINE_UNQUOTED(NCBI_SIGNATURE, "$signature",