debian/changelog

+netcdf (1:4.6.0-2) unstable; urgency=medium
+
+  * Bump minimum required CMake version to 3.6.1.
+  * Add patch to fix FTBFS on big-endian architectures.
+  * Add NC_byteswap8 to symbols file for big-endian architectures.
+
+ -- Bas Couwenberg <sebastic@debian.org>  Thu, 25 Jan 2018 22:06:33 +0100
+
 netcdf (1:4.6.0-1) unstable; urgency=medium
 
   * New upstream release.

debian/control

@@ -6,7 +6,7 @@ Uploaders: Francesco Paolo Lovergine <frankie@debian.org>,
 Section: science
 Priority: optional
 Build-Depends: debhelper (>= 9.20160114),
-               cmake (>= 2.8.12),
+               cmake (>= 3.6.1),
                chrpath,
                m4,
                doxygen,

debian/libnetcdf13.symbols

@@ -272,6 +272,7 @@ libnetcdf.so.13 #PACKAGE# #MINVER#
  NC_authsetup@Base 4.6.0
  NC_backslashEscape@Base 4.6.0
  NC_backslashUnescape@Base 4.6.0
+ (arch=mips s390x hppa m68k powerpc powerpcspe ppc64 sparc64)NC_byteswap8@Base 4.6.0
  NC_calcsize@Base 3.6.1
  NC_check_file_type@Base 4.6.0
  NC_check_id@Base 3.6.1

debian/patches/big-endian.patch

+Description: Fix build failure on big-endian architectures.
+Author: Bas Couwenberg <sebastic@debian.org>
+Forwarded: https://github.com/Unidata/netcdf-c/issues/806
+
+--- a/libdispatch/dfilter.c
++++ b/libdispatch/dfilter.c
+@@ -156,7 +156,7 @@ NC_parsefilterspec(const char* spec, uns
+ 	    /* convert to network byte order */
+ 	    memcpy(mem,&val64u,sizeof(mem));
+ #ifdef WORDS_BIGENDIAN	    
+-	    byteswap8(mem);  /* convert big endian to little endian */
++	    NC_byteswap8(mem);  /* convert big endian to little endian */
+ #endif
+ 	    vector = (unsigned int*)mem;
+ 	    ulist[nparams++] = vector[0];

debian/patches/series

@@ -3,3 +3,4 @@ privacy-breach-logo.patch
 hdf5-library-path.patch
 tst_fileinfo-link-hdf5.patch
 reproducible-settings.patch
+big-endian.patch