Add O_CLOFORK flags to sysdecode

Author: ricardobranco777

lib/libsysdecode/flags.c

@@ -196,7 +196,7 @@ sysdecode_vmprot(FILE *fp, int type, int *rem)
 }
 
 static struct name_table sockflags[] = {
-	X(SOCK_CLOEXEC) X(SOCK_NONBLOCK) XEND
+	X(SOCK_CLOEXEC) X(SOCK_CLOFORK) X(SOCK_NONBLOCK) XEND
 };
 
 bool
@@ -206,16 +206,17 @@ sysdecode_socket_type(FILE *fp, int type, int *rem)
 	uintmax_t val;
 	bool printed;
 
-	str = lookup_value(socktype, type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK));
+	str = lookup_value(socktype,
+	    type & ~(SOCK_CLOEXEC | SOCK_CLOFORK | SOCK_NONBLOCK));
 	if (str != NULL) {
 		fputs(str, fp);
 		*rem = 0;
 		printed = true;
 	} else {
-		*rem = type & ~(SOCK_CLOEXEC | SOCK_NONBLOCK);
+		*rem = type & ~(SOCK_CLOEXEC | SOCK_CLOFORK | SOCK_NONBLOCK);
 		printed = false;
 	}
-	val = type & (SOCK_CLOEXEC | SOCK_NONBLOCK);
+	val = type & (SOCK_CLOEXEC | SOCK_CLOFORK | SOCK_NONBLOCK);
 	print_mask_part(fp, sockflags, &val, &printed);
 	return (printed);
 }
@@ -556,7 +557,7 @@ sysdecode_nfssvc_flags(int flags)
 }
 
 static struct name_table pipe2flags[] = {
-	X(O_CLOEXEC) X(O_NONBLOCK) XEND
+	X(O_CLOEXEC) X(O_CLOFORK) X(O_NONBLOCK) XEND
 };
 
 bool
@@ -866,7 +867,7 @@ sysdecode_fcntl_cmd(int cmd)
 }
 
 static struct name_table fcntl_fd_arg[] = {
-	X(FD_CLOEXEC) X(0) XEND
+	X(FD_CLOEXEC) X(FD_CLOFORK) X(0) XEND
 };
 
 bool

lib/libsysdecode/sysdecode_fcntl_arg.3

@@ -54,7 +54,8 @@ are determined by
 .It Sy Command Ta Fa arg Sy Type Ta Sy Output Format
 .It
 .It Dv F_SETFD Ta Vt int Ta
-.Dq FD_CLOEXEC
+.Dq FD_CLOEXEC ,
+.Dq FD_CLOFORK
 or the value of
 .Fa arg
 in the indicated