tce-load -i compiletc cmake expat2-dev curl-dev

https://www.exiv2.org/builds/exiv2-0.27.2-Source.tar.gz

cd exiv2-0.27.2-Source

mkdir build
cd build

cmake -LAH -DCMAKE_C_FLAGS_RELEASE="-flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe" -DCMAKE_CXX_FLAGS_RELEASE="-flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe " -DCMAKE_INSTALL_PREFIX=/usr/local -DCMAKE_BUILD_TYPE=Release -DCMAKE_VERBOSE_MAKEFILE=TRUE -DEXIV2_ENABLE_VIDEO=no -DEXIV2_ENABLE_WEBREADY=yes -DEXIV2_ENABLE_CURL=yes -DEXIV2_ENABLE_SSH=no -DEXIV2_BUILD_SAMPLES=no -G "Unix Makefiles" ../

[-fno-exceptions fails]

make [1m 10.27s]
sudo make install

--  --- Compiler flags --- 
-- General:            -Wall -Wcast-align -Wpointer-arith -Wformat-security -Wmissing-format-attribute -Woverloaded-virtual -W
-- Extra:              
-- Debug:             -g3 -gstrict-dwarf -O0
-- Release:           -flto -fuse-linker-plugin -march=i486 -mtune=i686 -Os -pipe
-- RelWithDebInfo:    -O2 -g -DNDEBUG
-- MinSizeRel:        -Os -DNDEBUG
--  --- Linker flags --- 
-- General:           
-- Debug:             
-- Release:           
-- RelWithDebInfo:    
-- MinSizeRel:        
-- 
-- Compiler Options
-- Warnings as errors:                 NO
-- Use extra compiler warning flags:   NO
-- 
-- Compiler info: GNU (/usr/local/bin/c++) ; version: 9.2.0
-- ------------------------------------------------------------------
-- Building shared library:            YES
-- Building PNG support:               YES
-- XMP metadata support:               YES
-- Native language support:            NO
-- Conversion of Windows XP tags:      YES
-- Nikon lens database:                YES
-- Building video support:             NO
-- Building webready support:          YES
-- USE Libcurl for HttpIo:             YES
-- USE Libssh for SshIo:               NO
-- Building exiv2 command:             YES
-- Building samples:                   NO
-- Building PO files:                  NO
-- Building unit tests:                NO
-- Building doc:                       NO
-- Building with coverage flags:       NO
-- Using ccache:                       NO
-- ------------------------------------------------------------------
--  WARNING: Deprecated features: EPS, Video, Ssh
-- ------------------------------------------------------------------