View Compilation Error

0_0_2210835_27320.c: In function `Dij':
0_0_2210835_27320.c:18: error: `true' undeclared (first use in this function)
0_0_2210835_27320.c:18: error: (Each undeclared identifier is reported only once
0_0_2210835_27320.c:18: error: for each function it appears in.)
0_0_2210835_27320.c: In function `main':
0_0_2210835_27320.c:42: error: `EOF' undeclared (first use in this function)