running install
running bdist_egg
running egg_info
writing fastecdsa.egg-info/PKG-INFO
writing dependency_links to fastecdsa.egg-info/dependency_links.txt
writing top-level names to fastecdsa.egg-info/top_level.txt
reading manifest file 'fastecdsa.egg-info/SOURCES.txt'
reading manifest template 'MANIFEST.in'
writing manifest file 'fastecdsa.egg-info/SOURCES.txt'
installing library code to build/bdist.linux-x86_64/egg
running install_lib
running build_py
creating build
creating build/lib.linux-x86_64-3.7
creating build/lib.linux-x86_64-3.7/fastecdsa
copying fastecdsa/test.py -> build/lib.linux-x86_64-3.7/fastecdsa
copying fastecdsa/asn1.py -> build/lib.linux-x86_64-3.7/fastecdsa
copying fastecdsa/keys.py -> build/lib.linux-x86_64-3.7/fastecdsa
copying fastecdsa/benchmark.py -> build/lib.linux-x86_64-3.7/fastecdsa
copying fastecdsa/ecdsa.py -> build/lib.linux-x86_64-3.7/fastecdsa
copying fastecdsa/curve.py -> build/lib.linux-x86_64-3.7/fastecdsa
copying fastecdsa/point.py -> build/lib.linux-x86_64-3.7/fastecdsa
copying fastecdsa/util.py -> build/lib.linux-x86_64-3.7/fastecdsa
copying fastecdsa/__init__.py -> build/lib.linux-x86_64-3.7/fastecdsa
running build_ext
building 'fastecdsa.curvemath' extension
creating build/temp.linux-x86_64-3.7
creating build/temp.linux-x86_64-3.7/src
gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -fPIC -Isrc/ -I/usr/local/include/python3.7m -c src/curveMath.c -o build/temp.linux-x86_64-3.7/src/curveMath.o -O2
In file included from src/curveMath.c:1:0:
src/curveMath.h:6:10: fatal error: gmp.h: No such file or directory
 #include <gmp.h>
          ^~~~~~~
compilation terminated.
error: command 'gcc' failed with exit status 1