oFlags for involved packages : 
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[I] dev-libs/nss
     Available versions:  3.55^t 3.56^t (~)3.57^t (~)3.58^t {cacert utils ABI_MIPS="n32 n64 o32" ABI_S390="32 64" ABI_X86="32 64 x32"}
     Installed versions:  3.58^t(16:38:47 22.10.2020)(cacert -utils ABI_MIPS="-n32 -n64 -o32" ABI_S390="-32 -64" ABI_X86="32 64 -x32")
     Homepage:            https://www.mozilla.org/projects/security/pki/nss/
     Description:         Mozilla's Network Security Services library that implements PKI support

➜  ~ eix -e curl
* dev-haskell/curl
     Available versions:  (~)1.3.8(0/1.3.8) {doc hscolour profile}
     Homepage:            https://hackage.haskell.org/package/curl
     Description:         Haskell binding to libcurl

[I] net-misc/curl
     Available versions:  7.71.0^t 7.71.1^t (~)7.71.1-r1^t 7.72.0^t (~)7.72.0-r1^t (~)7.73.0^t {adns alt-svc brotli +ftp gnutls gopher (+)http2 idn +imap ipv6 kerberos ldap libressl mbedtls metalink nghttp3 nss +openssl +pop3 +progress-meter quiche rtmp samba +smtp ssh ssl static-libs telnet test +tftp threads winssl zstd ABI_MIPS="n32 n64 o32" ABI_S390="32 64" ABI_X86="32 64 x32" CURL_SSL="gnutls libressl mbedtls nss +openssl winssl" ELIBC="Winnt"}
     Installed versions:  7.73.0^t(22:12:48 21.10.2020)(ftp http2 imap ipv6 metalink openssl pop3 progress-meter smtp ssl tftp threads zstd -adns -alt-svc -brotli -gnutls -gopher -idn -kerberos -ldap -libressl -mbedtls -nghttp3 -nss -quiche -rtmp -samba -ssh -static-libs -telnet -test -winssl ABI_MIPS="-n32 -n64 -o32" ABI_S390="-32 -64" ABI_X86="32 64 -x32" CURL_SSL="nss -gnutls -libressl -mbedtls -openssl -winssl" ELIBC="-Winnt")
     Homepage:            https://curl.haxx.se/
     Description:         A Client that groks URLs

[I] dev-vcs/git
     Available versions:  2.23.3^t 2.24.3^t 2.25.4^t 2.26.2^t (~)2.27.0^t (~)2.28.0^t (~)2.29.0^t **9999*l^t **9999-r1*l^t **9999-r2*l^t **9999-r3*l^t {+blksha1 cgi +curl cvs doc emacs gnome-keyring +gpg highlight +iconv libressl mediawiki mediawiki-experimental +nls +pcre +pcre-jit perforce +perl +ppcsha1 subversion test +threads tk +webdav xinetd PYTHON_SINGLE_TARGET="python3_6 python3_7 python3_8"}
     Installed versions:  2.29.0^t(17:53:51 20.10.2020)(blksha1 curl gpg iconv nls pcre pcre-jit perl threads webdav -cgi -cvs -doc -emacs -gnome-keyring -highlight -libressl -mediawiki -mediawiki-experimental -perforce -ppcsha1 -test -tk -xinetd PYTHON_SINGLE_TARGET="python3_7 -python3_6 -python3_8")
     Homepage:            https://www.git-scm.com/
     Description:         stupid content tracker: distributed VCS designed for speed and efficiency
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