.B #include <linux/openat2.h>
.PP
.B struct open_how {
-.BR " u64 flags;" " /* " O_ "* flags */"
-.BR " u64 mode;" " /* Mode for " O_ { CREAT , TMPFILE "} */"
-.BR " u64 resolve;" " /* " RESOLVE_ "* flags */"
+.BR " uint64_t flags;" " /* " O_ "* flags */"
+.BR " uint64_t mode;" " /* Mode for " O_ { CREAT , TMPFILE "} */"
+.BR " uint64_t resolve;" " /* " RESOLVE_ "* flags */"
/* ... */
.B };
.fi