View Compilation Error

0_0_7792245_8952.c: In function `main':
0_0_7792245_8952.c:26: error: `node' undeclared (first use in this function)
0_0_7792245_8952.c:26: error: (Each undeclared identifier is reported only once
0_0_7792245_8952.c:26: error: for each function it appears in.)
0_0_7792245_8952.c:26: error: syntax error before "temp"
0_0_7792245_8952.c:27: error: `temp' undeclared (first use in this function)