tce-load -i compiletc libxml2-dev

https://github.com/nghttp2/nghttp2/releases/download/v1.41.0/nghttp2-1.41.0.tar.xz

cd nghttp2-1.41.0

CC="gcc -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe" CXX="g++ -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe -fno-exceptions -fno-rtti" ./configure --prefix=/usr/local --localstatedir=/var --disable-static --enable-lib-only

find . -name Makefile -type f -exec sed -i 's/-g -O2//g' {} \;

make [0m 12.95s]
sudo make install

configure: summary of build options:

    Package version: 1.41.0
    Library version: 34:0:20
    Install prefix:  /usr/local
    System types:
      Build:         armv7l-unknown-linux-gnueabihf
      Host:          armv7l-unknown-linux-gnueabihf
      Target:        armv7l-unknown-linux-gnueabihf
    Compiler:
      C compiler:     gcc -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe
      CFLAGS:         -g -O2
      LDFLAGS:        
      C++ compiler:   g++ -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe -fno-exceptions -fno-rtti -std=c++14
      CXXFLAGS:       -g -O2
      CXXCPP:         g++ -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe -fno-exceptions -fno-rtti -E -std=c++14
      C preprocessor: gcc -march=armv6zk -mtune=arm1176jzf-s -mfpu=vfp -Os -pipe -E
      CPPFLAGS:       
      WARNCFLAGS:     
      WARNCXXFLAGS:   
      CXX1XCXXFLAGS:  
      EXTRACFLAG:     -fvisibility=hidden
      LIBS:           
    Library:
      Shared:         yes
      Static:         no
    Python:
      Python:         :
      PYTHON_VERSION: 
      pyexecdir:      
      Python-dev:     
      PYTHON_CPPFLAGS:
      PYTHON_LDFLAGS: 
      Cython:         
    Test:
      CUnit:          no (CFLAGS='' LIBS='')
      Failmalloc:     yes
    Libs:
      OpenSSL:        no (CFLAGS='' LIBS='')
      Libxml2:        yes (CFLAGS='-I/usr/local/include/libxml2' LIBS='-L/usr/local/lib -lxml2')
      Libev:          no (CFLAGS='' LIBS='')
      Libc-ares:      no (CFLAGS='' LIBS='')
      Libevent(SSL):  no (CFLAGS='' LIBS='')
      Jansson:        no (CFLAGS='' LIBS='')
      Jemalloc:       no (LIBS='')
      Zlib:           yes (CFLAGS='' LIBS='-lz')
      Systemd:        no (CFLAGS='' LIBS='')
      Boost CPPFLAGS: 
      Boost LDFLAGS:  
      Boost::ASIO:    
      Boost::System:  
      Boost::Thread:  
    Third-party:
      http-parser:    no
      MRuby:          no (CFLAGS='' LIBS='')
      Neverbleed:     no
    Features:
      Applications:   no
      HPACK tools:    no
      Libnghttp2_asio:no
      Examples:       no
      Python bindings:no
      Threading:      yes