user/lib/libc/src/env/putenv.c
/**
 * Writes a string of the form "name=value" to the environment.
 */
Writes a string of the form "name=value" to the environment.
Writes a string of the form " name = value " to the environment .
int putenv(char *string) {
    fprintf(stderr, "%s unimplemented\n", __PRETTY_FUNCTION__);
    errno = EIO;
    return -1;
}
int putenv ( char * string ) { fprintf ( stderr , " \n " , __PRETTY_FUNCTION__ ) ; errno = EIO ; return -1 ; }
Writes a string of the form "name=value" to the environment.
Writes a string of the form " name = value " to the environment .