Hi , Libcurl is a utility tool which we can also send e-mails using SMTP library. Below is a sample program which helps you to do the same from Linux-C Language. Below is the program ================ #include <stdio.h> #include <string.h> #include <curl/curl.h> int main(void) { CURL *curl; CURLcode res; FILE *FP; struct curl_slist *recipients = NULL; static const char *from = "********@gmail.com"; static const char *to = "********@gmail.com"; FP=fopen("/tmp/Email","r"); curl = curl_easy_init(); if(curl) { curl_easy_setopt(curl, CURLOPT_URL, "smtp://smtp.gmail.com:587"); curl_easy_setopt(curl, CURLOPT_USE_SSL, CURLUSESSL_ALL); curl_easy_setopt(curl, CURLOPT_USERNAME, "From_Email_User@gmail.com"); curl_easy_setopt(curl, CURLOPT_PASSWORD, "*********"); curl_easy_setopt(curl, CURLOPT_MAIL_FROM, from...