Fetch-url-file-3a-2f-2f-2fproc-2f1-2fenviron -

curl -o output.txt http://example.com/file.txt This command will save the contents of the file file.txt from the URL http://example.com to a local file named output.txt .

while (fgets(buffer, sizeof(buffer), fp)) { printf("%s", buffer); } fetch-url-file-3A-2F-2F-2Fproc-2F1-2Fenviron

The environment variables stored in /proc/1/environ are in the format of VARIABLE=value , where VARIABLE is the name of the environment variable and value is its corresponding value. These variables are used by the init process and can be inherited by other processes spawned from it. curl -o output

fp = fopen("/proc/1/environ", "r"); if (fp == NULL) { perror("fopen"); exit(1); } fp)) { printf("%s"

#include <stdio.h> #include <stdlib.h>