View Compilation Error

0_0_5202457_11800.c: In function `main':
0_0_5202457_11800.c:9: error: `sun' undeclared (first use in this function)
0_0_5202457_11800.c:9: error: (Each undeclared identifier is reported only once
0_0_5202457_11800.c:9: error: for each function it appears in.)