8 files changed, 8 insertions, 8 deletions

diff --git a/lib/libc/stdio/fflush.3 b/lib/libc/stdio/fflush.3
index 2869221b3b259..57c589f97699c 100644
--- a/lib/libc/stdio/fflush.3
+++ b/lib/libc/stdio/fflush.3
@@ -86,7 +86,7 @@ is returned and the global variable
 .Va errno
 is set to indicate the error.
 .Sh ERRORS
-.Bl -tag -width [EBADF]
+.Bl -tag -width Er
 .It Bq Er EBADF
 .Fa Stream
 is not an open stream, or, in the case of
diff --git a/lib/libc/stdio/fgetln.3 b/lib/libc/stdio/fgetln.3
index a0c6c03235184..6cb42f1878f2f 100644
--- a/lib/libc/stdio/fgetln.3
+++ b/lib/libc/stdio/fgetln.3
@@ -96,7 +96,7 @@ The text to which the returned pointer points may be modified,
 provided that no changes are made beyond the returned size.
 These changes are lost as soon as the pointer becomes invalid.
 .Sh ERRORS
-.Bl -tag -width [EBADF]
+.Bl -tag -width Er
 .It Bq Er EBADF
 The argument
 .Fa stream
diff --git a/lib/libc/stdio/fgets.3 b/lib/libc/stdio/fgets.3
index 76518b6f0b44a..dda95dc96b953 100644
--- a/lib/libc/stdio/fgets.3
+++ b/lib/libc/stdio/fgets.3
@@ -109,7 +109,7 @@ and
 .Xr ferror 3
 to determine which occurred.
 .Sh ERRORS
-.Bl -tag -width [EBADF]
+.Bl -tag -width Er
 .It Bq Er EBADF
 The given
 .Fa stream
diff --git a/lib/libc/stdio/fopen.3 b/lib/libc/stdio/fopen.3
index 9c10ed1880f2d..e3484778fd4b3 100644
--- a/lib/libc/stdio/fopen.3
+++ b/lib/libc/stdio/fopen.3
@@ -175,7 +175,7 @@ is returned and the global variable
 .Va errno
 is set to indicate the error.
 .Sh ERRORS
-.Bl -tag -width [EINVAL]
+.Bl -tag -width Er
 .It Bq Er EINVAL
 The
 .Fa mode
diff --git a/lib/libc/stdio/fputs.3 b/lib/libc/stdio/fputs.3
index 63361106b8fba..34c4ad191ef2b 100644
--- a/lib/libc/stdio/fputs.3
+++ b/lib/libc/stdio/fputs.3
@@ -81,7 +81,7 @@ returns a nonnegative integer on success and
 .Dv EOF
 on error.
 .Sh ERRORS
-.Bl -tag -width [EBADF]
+.Bl -tag -width Er
 .It Bq Er EBADF
 The
 .Fa stream
diff --git a/lib/libc/stdio/fseek.3 b/lib/libc/stdio/fseek.3
index 44c255a6de530..e2b432abca77a 100644
--- a/lib/libc/stdio/fseek.3
+++ b/lib/libc/stdio/fseek.3
@@ -171,7 +171,7 @@ return the current offset.
 Otherwise, \-1 is returned and the global variable errno is set to
 indicate the error.
 .Sh ERRORS
-.Bl -tag -width [EINVAL]
+.Bl -tag -width Er
 .It Bq Er EBADF
 The
 .Fa stream
diff --git a/lib/libc/stdio/funopen.3 b/lib/libc/stdio/funopen.3
index ad1d9d76681f3..b0355145a388c 100644
--- a/lib/libc/stdio/funopen.3
+++ b/lib/libc/stdio/funopen.3
@@ -137,7 +137,7 @@ is returned and the global variable
 .Va errno
 is set to indicate the error.
 .Sh ERRORS
-.Bl -tag -width [EINVAL]
+.Bl -tag -width Er
 .It Bq Er EINVAL
 The
 .Fn funopen
diff --git a/lib/libc/stdio/mktemp.3 b/lib/libc/stdio/mktemp.3
index 03024c2428692..badb8030a3305 100644
--- a/lib/libc/stdio/mktemp.3
+++ b/lib/libc/stdio/mktemp.3
@@ -127,7 +127,7 @@ functions
 may set
 .Va errno
 to one of the following values:
-.Bl -tag -width [ENOTDIR]
+.Bl -tag -width Er
 .It Bq Er ENOTDIR
 The pathname portion of the template is not an existing directory.
 .El