View Compilation Error

0_0_2977279_30525.c:6: error: syntax error before "ok"
0_0_2977279_30525.c: In function `ok':
0_0_2977279_30525.c:36: error: `true' undeclared (first use in this function)
0_0_2977279_30525.c:36: error: (Each undeclared identifier is reported only once
0_0_2977279_30525.c:36: error: for each function it appears in.)
0_0_2977279_30525.c:39: error: `false' undeclared (first use in this function)