Issue building app with go build -tags cse main.go

go build -tags cse main.go
results in this error

/usr/local/go/pkg/tool/linux_amd64/link: running gcc failed: exit status 1
/usr/bin/ld: cannot find /usr/lib/x86_64-linux-gnu/librt.so: No such file or directory
collect2: error: ld returned 1 exit status

I have installed libmongocrypt from source.

Hi Rahul and welcome!

Here is a link to the page that contains environment specific directions on how to install libmongocrypt. One of these should be used instead of installing from source.

I hope that helps,

Cynthia