invalid command 'openssl' type help for a list code example

Example 1: Can't open C:\ci\openssl_1581353098519\_h_env\Library/openssl.cnf for reading, No such file or directory

#
# OpenSSL configuration file.
#

# Establish working directory.

dir                 = .

[ ca ]
default_ca              = CA_default

[ CA_default ]
serial                  = $dir/serial
database                = $dir/certindex.txt
new_certs_dir               = $dir/certs
certificate             = $dir/cacert.pem
private_key             = $dir/private/cakey.pem
default_days                = 365
default_md              = md5
preserve                = no
email_in_dn             = no
nameopt                 = default_ca
certopt                 = default_ca
policy                  = policy_match

[ policy_match ]
countryName             = match
stateOrProvinceName         = match
organizationName            = match
organizationalUnitName          = optional
commonName              = supplied
emailAddress                = optional

[ req ]
default_bits                = 1024          # Size of keys
default_keyfile             = key.pem       # name of generated keys
default_md              = md5               # message digest algorithm
string_mask             = nombstr       # permitted characters
distinguished_name          = req_distinguished_name
req_extensions              = v3_req

[ req_distinguished_name ]
# Variable name             Prompt string
#-------------------------    ----------------------------------
0.organizationName          = Organization Name (company)
organizationalUnitName          = Organizational Unit Name (department, division)
emailAddress                = Email Address
emailAddress_max            = 40
localityName                = Locality Name (city, district)
stateOrProvinceName         = State or Province Name (full name)
countryName             = Country Name (2 letter code)
countryName_min             = 2
countryName_max             = 2
commonName              = Common Name (hostname, IP, or your name)
commonName_max              = 64

# Default values for the above, for consistency and less typing.
# Variable name             Value
#------------------------     ------------------------------
0.organizationName_default      = My Company
localityName_default            = My Town
stateOrProvinceName_default     = State or Providence
countryName_default         = US

[ v3_ca ]
basicConstraints            = CA:TRUE
subjectKeyIdentifier            = hash
authorityKeyIdentifier          = keyid:always,issuer:always

[ v3_req ]
basicConstraints            = CA:FALSE
subjectKeyIdentifier            = hash

Example 2: Can't open C:\ci\openssl_1581353098519\_h_env\Library/openssl.cnf for reading, No such file or directory

set OPENSSL_CONF=c:/libs/openssl-0.9.8k/openssl.cnf