Comment 1 for bug 1565475

Small add:

gdal depend of json-c from liblwgeom. Why not using external libjson for gdal itself ?

$ lddtree /usr/lib/libgdal.so | grep -C 3 json
    libdap.so.17 => /usr/lib/x86_64-linux-gnu/libdap.so.17
    libspatialite.so.7 => /usr/lib/x86_64-linux-gnu/libspatialite.so.7
        liblwgeom-2.1.8.so => /usr/lib/liblwgeom-2.1.8.so
            libjson-c.so.2 => /lib/x86_64-linux-gnu/libjson-c.so.2
    libpcre.so.3 => /lib/x86_64-linux-gnu/libpcre.so.3
    libcurl-gnutls.so.4 => /usr/lib/x86_64-linux-gnu/libcurl-gnutls.so.4
        libidn.so.11 => /usr/lib/x86_64-linux-gnu/libidn.so.11