From 7597fc25a2743d49500926a286da71f8e033936c Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Thu, 20 Oct 2016 17:20:01 -0400
Subject: fix various header namespace issues under feature-test-macro control

reported and changes suggested by Daniel Sabogal.
---
 include/dirent.h   | 7 +++++--
 include/grp.h      | 2 ++
 include/pwd.h      | 2 ++
 include/sys/stat.h | 7 +++++--
 include/time.h     | 3 ++-
 include/unistd.h   | 4 ++--
 6 files changed, 18 insertions(+), 7 deletions(-)

(limited to 'include')

diff --git a/include/dirent.h b/include/dirent.h
index 006a360e..88d3c3cf 100644
--- a/include/dirent.h
+++ b/include/dirent.h
@@ -33,13 +33,16 @@ DIR           *opendir(const char *);
 struct dirent *readdir(DIR *);
 int            readdir_r(DIR *__restrict, struct dirent *__restrict, struct dirent **__restrict);
 void           rewinddir(DIR *);
-void           seekdir(DIR *, long);
-long           telldir(DIR *);
 int            dirfd(DIR *);
 
 int alphasort(const struct dirent **, const struct dirent **);
 int scandir(const char *, struct dirent ***, int (*)(const struct dirent *), int (*)(const struct dirent **, const struct dirent **));
 
+#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+void           seekdir(DIR *, long);
+long           telldir(DIR *);
+#endif
+
 #if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 #define DT_UNKNOWN 0
 #define DT_FIFO 1
diff --git a/include/grp.h b/include/grp.h
index d8581409..27e8c5e6 100644
--- a/include/grp.h
+++ b/include/grp.h
@@ -29,9 +29,11 @@ struct group  *getgrnam(const char *);
 int getgrgid_r(gid_t, struct group *, char *, size_t, struct group **);
 int getgrnam_r(const char *, struct group *, char *, size_t, struct group **);
 
+#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 struct group  *getgrent(void);
 void           endgrent(void);
 void           setgrent(void);
+#endif
 
 #ifdef _GNU_SOURCE
 struct group  *fgetgrent(FILE *);
diff --git a/include/pwd.h b/include/pwd.h
index 07a5871d..4f470b55 100644
--- a/include/pwd.h
+++ b/include/pwd.h
@@ -27,9 +27,11 @@ struct passwd {
 	char *pw_shell;
 };
 
+#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
 void setpwent (void);
 void endpwent (void);
 struct passwd *getpwent (void);
+#endif
 
 struct passwd *getpwuid (uid_t);
 struct passwd *getpwnam (const char *);
diff --git a/include/sys/stat.h b/include/sys/stat.h
index 82a64904..9d096624 100644
--- a/include/sys/stat.h
+++ b/include/sys/stat.h
@@ -79,12 +79,15 @@ int fchmod(int, mode_t);
 int fchmodat(int, const char *, mode_t, int);
 mode_t umask(mode_t);
 int mkdir(const char *, mode_t);
-int mknod(const char *, mode_t, dev_t);
 int mkfifo(const char *, mode_t);
 int mkdirat(int, const char *, mode_t);
-int mknodat(int, const char *, mode_t, dev_t);
 int mkfifoat(int, const char *, mode_t);
 
+#if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+int mknod(const char *, mode_t, dev_t);
+int mknodat(int, const char *, mode_t, dev_t);
+#endif
+
 int futimens(int, const struct timespec [2]);
 int utimensat(int, const char *, const struct timespec [2], int);
 
diff --git a/include/time.h b/include/time.h
index a408679c..672b3fc3 100644
--- a/include/time.h
+++ b/include/time.h
@@ -111,6 +111,8 @@ int timer_settime (timer_t, int, const struct itimerspec *__restrict, struct iti
 int timer_gettime (timer_t, struct itimerspec *);
 int timer_getoverrun (timer_t);
 
+extern char *tzname[2];
+
 #endif
 
 
@@ -118,7 +120,6 @@ int timer_getoverrun (timer_t);
 char *strptime (const char *__restrict, const char *__restrict, struct tm *__restrict);
 extern int daylight;
 extern long timezone;
-extern char *tzname[2];
 extern int getdate_err;
 struct tm *getdate (const char *);
 #endif
diff --git a/include/unistd.h b/include/unistd.h
index 2c355880..09190af4 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -110,10 +110,8 @@ gid_t getgid(void);
 gid_t getegid(void);
 int getgroups(int, gid_t []);
 int setuid(uid_t);
-int setreuid(uid_t, uid_t);
 int seteuid(uid_t);
 int setgid(gid_t);
-int setregid(gid_t, gid_t);
 int setegid(gid_t);
 
 char *getlogin(void);
@@ -136,6 +134,8 @@ size_t confstr(int, char *, size_t);
 #define F_TEST  3
 
 #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
+int setreuid(uid_t, uid_t);
+int setregid(gid_t, gid_t);
 int lockf(int, int, off_t);
 long gethostid(void);
 int nice(int);
-- 
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