Initial data commit

Task/Hostname/C/hostname.c

@@ -0,0 +1,10 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <limits.h>
+#include <unistd.h>
+
+int main(void)
+{
+ char name[_POSIX_HOST_NAME_MAX + 1];
+ return gethostname(name, sizeof name) == -1 || printf("%s\n", name) < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
+}