diff --git a/lib/libc/stdlib/atof.3 b/lib/libc/stdlib/atof.3
index da8bed5391d..ad865f4e7e4 100644
--- a/lib/libc/stdlib/atof.3
+++ b/lib/libc/stdlib/atof.3
@@ -64,6 +64,8 @@ It is equivalent to:
 strtod(nptr, (char **)NULL);
 .Ed
 .Pp
+except the handling of errors.
+.Pp
 The decimal point
 character is defined in the program's locale (category
 .Dv LC_NUMERIC ) .
diff --git a/lib/libc/stdlib/atoi.3 b/lib/libc/stdlib/atoi.3
index 69eda819c78..551fc560888 100644
--- a/lib/libc/stdlib/atoi.3
+++ b/lib/libc/stdlib/atoi.3
@@ -63,6 +63,8 @@ It is equivalent to:
 .Bd -literal -offset indent
 (int)strtol(nptr, (char **)NULL, 10);
 .Ed
+.Pp
+except the handling of errors.
 .Sh IMPLEMENTATION NOTES
 The
 .Fn atoi
diff --git a/lib/libc/stdlib/atol.3 b/lib/libc/stdlib/atol.3
index 9ba67cdaf9f..261999fdb9e 100644
--- a/lib/libc/stdlib/atol.3
+++ b/lib/libc/stdlib/atol.3
@@ -70,6 +70,8 @@ It is equivalent to:
 .Pp
 .Dl "strtol(nptr, (char **)NULL, 10);"
 .Pp
+except the handling of errors.
+.Pp
 The
 .Fn atoll
 function converts the initial portion of the string pointed to by
@@ -82,6 +84,8 @@ representation.
 It is equivalent to:
 .Pp
 .Dl "strtoll(nptr, (char **)NULL, 10);"
+.Pp
+except the handling of errors.
 .Sh ERRORS
 The
 .Fn atol