prog.c: In function ‘main’:
prog.c:5:2: warning: implicit declaration of function ‘print’ [-Wimplicit-function-declaration]
print("age에 저장된 값:d\n",age);
^~~~~
/home/yF8PLf/ccbEmthW.o: In function `main':
prog.c:(.text.startup+0x13): undefined reference to `print'
collect2: error: ld returned 1 exit status