From 0129eef26ce3bbadad8dc24f0727fe7eeb0fa620 Mon Sep 17 00:00:00 2001
From: Michael Kerrisk <mtk.manpages@gmail.com>
Date: Thu, 31 Dec 2020 10:27:24 +0100
Subject: [PATCH] chown.2, ffs.3, fpclassify.3, gamma.3, getgrent.3, ilogb.3,
 strdup.3: ffix

Bring a bit more consistency to Feature Test Macro information
(mainly .PP between differnt FTM lists).

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
---
 man2/chown.2      | 4 +++-
 man3/ffs.3        | 1 +
 man3/fpclassify.3 | 2 ++
 man3/gamma.3      | 1 +
 man3/getgrent.3   | 2 --
 man3/ilogb.3      | 2 +-
 man3/strdup.3     | 4 ++--
 7 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/man2/chown.2 b/man2/chown.2
index c93169524..4877b376e 100644
--- a/man2/chown.2
+++ b/man2/chown.2
@@ -68,10 +68,11 @@ Feature Test Macro Requirements for glibc (see
 .\"    || _XOPEN_SOURCE\ &&\ _XOPEN_SOURCE_EXTENDED
     || /* Glibc versions <= 2.19: */ _BSD_SOURCE
 .RE
+.PD
 .PP
 .BR fchownat ():
-.PD 0
 .ad l
+.PD 0
 .RS 4
 .TP 4
 Since glibc 2.10:
@@ -80,6 +81,7 @@ _POSIX_C_SOURCE\ >=\ 200809L
 Before glibc 2.10:
 _ATFILE_SOURCE
 .RE
+.PD
 .ad
 .PD
 .SH DESCRIPTION
diff --git a/man3/ffs.3 b/man3/ffs.3
index 1da275058..3126f889f 100644
--- a/man3/ffs.3
+++ b/man3/ffs.3
@@ -65,6 +65,7 @@ Since glibc 2.12:
 Before glibc 2.12:
 none
 .RE
+.PD
 .PP
 .BR ffsl (),
 .BR ffsll ():
diff --git a/man3/fpclassify.3 b/man3/fpclassify.3
index a32a6defb..7fac7efb3 100644
--- a/man3/fpclassify.3
+++ b/man3/fpclassify.3
@@ -42,6 +42,7 @@ Feature Test Macro Requirements for glibc (see
 .RS 4
 _ISOC99_SOURCE || _POSIX_C_SOURCE\ >=\ 200112L
 .RE
+.PP
 .BR isnan ():
 .RS 4
 _ISOC99_SOURCE || _POSIX_C_SOURCE\ >=\ 200112L
@@ -49,6 +50,7 @@ _ISOC99_SOURCE || _POSIX_C_SOURCE\ >=\ 200112L
     || /* Since glibc 2.19: */ _DEFAULT_SOURCE
     || /* Glibc versions <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE
 .RE
+.PP
 .BR isinf ():
 .RS 4
 _ISOC99_SOURCE || _POSIX_C_SOURCE\ >=\ 200112L
diff --git a/man3/gamma.3 b/man3/gamma.3
index 0f9c3649c..35e63d157 100644
--- a/man3/gamma.3
+++ b/man3/gamma.3
@@ -32,6 +32,7 @@ _XOPEN_SOURCE
     || /* Since glibc 2.19: */ _DEFAULT_SOURCE
     || /* Glibc versions <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE
 .RE
+.PP
 .BR gammaf (),
 .BR gammal ():
 .RS 4
diff --git a/man3/getgrent.3 b/man3/getgrent.3
index 245e38885..632754758 100644
--- a/man3/getgrent.3
+++ b/man3/getgrent.3
@@ -47,7 +47,6 @@ Feature Test Macro Requirements for glibc (see
 .BR feature_test_macros (7)):
 .RE
 .PP
-.PD 0
 .ad l
 .BR setgrent ():
 .RS 4
@@ -71,7 +70,6 @@ Glibc 2.21 and earlier
         || /* Since glibc 2.12: */ _POSIX_C_SOURCE\ >=\ 200809L
         || /* Glibc versions <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE
 .RE
-.PD
 .ad b
 .SH DESCRIPTION
 The
diff --git a/man3/ilogb.3 b/man3/ilogb.3
index a9169fe01..d2b6b0253 100644
--- a/man3/ilogb.3
+++ b/man3/ilogb.3
@@ -54,7 +54,7 @@ _ISOC99_SOURCE || _POSIX_C_SOURCE\ >=\ 200112L
     || /* Since glibc 2.19: */ _DEFAULT_SOURCE
     || /* Glibc versions <= 2.19: */ _BSD_SOURCE || _SVID_SOURCE
 .RE
-.br
+.PP
 .BR ilogbf (),
 .BR ilogbl ():
 .RS 4
diff --git a/man3/strdup.3 b/man3/strdup.3
index f9a34ed91..8742e78a4 100644
--- a/man3/strdup.3
+++ b/man3/strdup.3
@@ -47,7 +47,6 @@ Feature Test Macro Requirements for glibc (see
 .BR feature_test_macros (7)):
 .RE
 .PP
-.PD 0
 .ad l
 .BR strdup ():
 .RS 4
@@ -58,6 +57,7 @@ _XOPEN_SOURCE\ >=\ 500
 .RE
 .PP
 .BR strndup ():
+.PD 0
 .RS 4
 .TP 4
 Since glibc 2.10:
@@ -66,12 +66,12 @@ _POSIX_C_SOURCE\ >=\ 200809L
 Before glibc 2.10:
 _GNU_SOURCE
 .RE
+.PD
 .PP
 .BR strdupa (),
 .BR strndupa ():
 _GNU_SOURCE
 .ad
-.PD
 .SH DESCRIPTION
 The
 .BR strdup ()