From 13cd969552409e05c941829f2aabb15e2f4d9a1f Mon Sep 17 00:00:00 2001
From: Rich Felker <dalias@aerifal.cx>
Date: Tue, 13 Sep 2011 21:09:35 -0400
Subject: fix various errors in function signatures/prototypes found by nsz

---
 include/aio.h    | 4 ++--
 include/spawn.h  | 4 ++--
 include/time.h   | 2 +-
 include/unistd.h | 6 +++---
 4 files changed, 8 insertions(+), 8 deletions(-)

(limited to 'include')

diff --git a/include/aio.h b/include/aio.h
index c0dab9c5..cf94964f 100644
--- a/include/aio.h
+++ b/include/aio.h
@@ -43,10 +43,10 @@ struct aiocb {
 
 ssize_t aio_read(struct aiocb *);
 ssize_t aio_write(struct aiocb *);
-int aio_error(struct aiocb *);
+int aio_error(const struct aiocb *);
 ssize_t aio_return(struct aiocb *);
 int aio_cancel(int, struct aiocb *);
-int aio_suspend(struct aiocb *const [], int, const struct timespec *);
+int aio_suspend(const struct aiocb *const [], int, const struct timespec *);
 int aio_fsync(int, struct aiocb *);
 
 int lio_listio(int, struct aiocb *const [], int, struct sigevent *);
diff --git a/include/spawn.h b/include/spawn.h
index 1bcb1bbf..99ec6f1d 100644
--- a/include/spawn.h
+++ b/include/spawn.h
@@ -34,9 +34,9 @@ typedef struct {
 } posix_spawn_file_actions_t;
 
 int posix_spawn(pid_t *, const char *, const posix_spawn_file_actions_t *,
-	const posix_spawnattr_t *, char **, char **);
+	const posix_spawnattr_t *, char *const [], char *const []);
 int posix_spawnp(pid_t *, const char *, const posix_spawn_file_actions_t *,
-	const posix_spawnattr_t *, char **, char **);
+	const posix_spawnattr_t *, char *const [], char *const []);
 
 int posix_spawnattr_init(posix_spawnattr_t *);
 int posix_spawnattr_destroy(posix_spawnattr_t *);
diff --git a/include/time.h b/include/time.h
index 4cec647d..5b1ea91f 100644
--- a/include/time.h
+++ b/include/time.h
@@ -102,7 +102,7 @@ extern int daylight;
 extern long timezone;
 extern char *tzname[2];
 extern int getdate_err;
-extern struct tm *getdate (const char *);
+struct tm *getdate (const char *);
 #endif
 
 
diff --git a/include/unistd.h b/include/unistd.h
index 35cfda8c..95b514ec 100644
--- a/include/unistd.h
+++ b/include/unistd.h
@@ -55,8 +55,8 @@ int link(const char *, const char *);
 int linkat(int, const char *, int, const char *, int);
 int symlink(const char *, const char *);
 int symlinkat(const char *, int, const char *);
-int readlink(const char *, char *, size_t);
-int readlinkat(int, const char *, char *, size_t);
+ssize_t readlink(const char *, char *, size_t);
+ssize_t readlinkat(int, const char *, char *, size_t);
 int unlink(const char *);
 int unlinkat(int, const char *, int);
 int rmdir(const char *);
@@ -134,7 +134,7 @@ size_t confstr(int, char *, size_t);
 
 #if defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE)
 int lockf(int, int, off_t);
-int setpgrp(void);
+pid_t setpgrp(void);
 char *crypt(const char *, const char *);
 void encrypt(char *, int);
 void swab(const void *, void *, ssize_t);
-- 
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