ipc/msgutil.c: In function 'alloc_msg':
ipc/msgutil.c:54: warning: comparison of distinct pointer types lacks a cast
ipc/msgutil.c:66: warning: comparison of distinct pointer types lacks a cast
ipc/msgutil.c: In function 'load_msg':
ipc/msgutil.c:94: warning: comparison of distinct pointer types lacks a cast
ipc/msgutil.c:101: warning: comparison of distinct pointer types lacks a cast
ipc/msgutil.c: In function 'copy_msg':
ipc/msgutil.c:127: warning: comparison of distinct pointer types lacks a cast
ipc/msgutil.c:135: warning: comparison of distinct pointer types lacks a cast
ipc/msgutil.c: In function 'store_msg':
ipc/msgutil.c:155: warning: comparison of distinct pointer types lacks a cast
ipc/msgutil.c:162: warning: comparison of distinct pointer types lacks a cast