View Compilation Error

360829_0_4654.c: In function `cmp':
360829_0_4654.c:13: error: `node' undeclared (first use in this function)
360829_0_4654.c:13: error: (Each undeclared identifier is reported only once
360829_0_4654.c:13: error: for each function it appears in.)
360829_0_4654.c:13: error: syntax error before ')' token
360829_0_4654.c:13: error: syntax error before ')' token