diff --git a/man2/recv.2 b/man2/recv.2
index 33265b8e0..0491880da 100644
--- a/man2/recv.2
+++ b/man2/recv.2
@@ -393,9 +393,9 @@ The messages are of the form:
 .nf
 
 struct cmsghdr {
-    socklen_t     cmsg_len;     /* data byte count, including hdr */
-    int           cmsg_level;   /* originating protocol */
-    int           cmsg_type;    /* protocol-specific type */
+    size_t cmsg_len;    /* data byte count, including hdr */
+    int    cmsg_level;  /* originating protocol */
+    int    cmsg_type;   /* protocol-specific type */
 /* followed by
     unsigned char cmsg_data[]; */
 };
diff --git a/man3/cmsg.3 b/man3/cmsg.3
index f1c4459dd..f97333fb8 100644
--- a/man3/cmsg.3
+++ b/man3/cmsg.3
@@ -28,9 +28,9 @@ CMSG_ALIGN, CMSG_SPACE, CMSG_NXTHDR, CMSG_FIRSTHDR \- access ancillary data
 .sp
 .nf
 struct cmsghdr {
-    socklen_t cmsg_len;    /* data byte count, including header */
-    int       cmsg_level;  /* originating protocol */
-    int       cmsg_type;   /* protocol-specific type */
+    size_t cmsg_len;    /* data byte count, including header */
+    int    cmsg_level;  /* originating protocol */
+    int    cmsg_type;   /* protocol-specific type */
     /* followed by unsigned char cmsg_data[]; */
 };
 .fi