npm update error ！！npm ERR! equihashverify@0.0.3 install: env V=1 node-gyp rebuild

[hysystem]

In file included from ../arith_uint256.cpp:10:0:
../crypto/common.h:11:20: fatal error: sodium.h: No such file or directory
#include "sodium.h"
^
compilation terminated.
make: *** [Release/obj.target/equihashverify/arith_uint256.o] Error 1
make: Leaving directory /data/z-nomp/node_modules/equihashverify/build' gyp ERR! build error gyp ERR! stack Error: makefailed with exit code: 2 gyp ERR! stack at ChildProcess.onExit (/root/.nvm/versions/node/v8.11.1/lib/node_modules/npm/node_modules/node-gyp/lib/build.js:258:23) gyp ERR! stack at emitTwo (events.js:126:13) gyp ERR! stack at ChildProcess.emit (events.js:214:7) gyp ERR! stack at Process.ChildProcess._handle.onexit (internal/child_process.js:198:12) gyp ERR! System Linux 3.10.0-693.2.2.el7.x86_64 gyp ERR! command "/root/.nvm/versions/node/v8.11.1/bin/node" "/root/.nvm/versions/node/v8.11.1/lib/node_modules/npm/node_modules/node-gyp/bin/node-gyp.js" "rebuild" gyp ERR! cwd /data/z-nomp/node_modules/equihashverify gyp ERR! node -v v8.11.1 gyp ERR! node-gyp -v v3.6.2 gyp ERR! not ok npm ERR! code ELIFECYCLE npm ERR! errno 1 npm ERR! equihashverify@0.0.3 install:env V=1 node-gyp rebuild`
npm ERR! Exit status 1
npm ERR!
npm ERR! Failed at the equihashverify@0.0.3 install script.
npm ERR! This is probably not a problem with npm. There is likely additional logging output above.

npm ERR! A complete log of this run can be found in:
npm ERR! /root/.npm/_logs/2018-09-10T02_55_20_791Z-debug.log

[Superpassteque]

same error on ubuntu 18.04

[igorvoltaic]

Install libsodium
Might be different name in different distros