View Compilation Error

70260_0_21978.c: In function `main':
70260_0_21978.c:22: error: syntax error before '=' token
70260_0_21978.c:28: error: syntax error before "head"
70260_0_21978.c:30: error: syntax error before '=' token
70260_0_21978.c:31: error: syntax error before "rise"
70260_0_21978.c: In function `trav':
70260_0_21978.c:58: error: incompatible types in return
70260_0_21978.c:60: error: incompatible types in assignment
70260_0_21978.c:61: error: incompatible types in assignment
70260_0_21978.c:65: error: incompatible types in return
70260_0_21978.c:66: error: incompatible types in return
70260_0_21978.c: In function `insert':
70260_0_21978.c:68: error: syntax error at end of input