View Compilation Error

0_0_5267813_26412.c: In function `main':
0_0_5267813_26412.c:45: error: `bool' undeclared (first use in this function)
0_0_5267813_26412.c:45: error: (Each undeclared identifier is reported only once
0_0_5267813_26412.c:45: error: for each function it appears in.)
0_0_5267813_26412.c:45: error: syntax error before "bStartOutput"
0_0_5267813_26412.c:48: error: `bStartOutput' undeclared (first use in this function)
0_0_5267813_26412.c:53: error: `true' undeclared (first use in this function)