5 files changed, 1 insertions, 6 deletions
diff --git a/src/unistd/ctermid.c b/src/unistd/ctermid.c
index ffa9b758..77684050 100644
--- a/src/unistd/ctermid.c
+++ b/src/unistd/ctermid.c
@@ -1,6 +1,4 @@
 #include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
 #include <fcntl.h>
 #include <unistd.h>
 #include <limits.h>
diff --git a/src/unistd/gethostname.c b/src/unistd/gethostname.c
index a406c4eb..f984b7dd 100644
--- a/src/unistd/gethostname.c
+++ b/src/unistd/gethostname.c
@@ -1,6 +1,5 @@
 #include <unistd.h>
 #include <sys/utsname.h>
-#include <string.h>
 
 int gethostname(char *name, size_t len)
 {
diff --git a/src/unistd/getlogin_r.c b/src/unistd/getlogin_r.c
index 37ce0d43..53866c6d 100644
--- a/src/unistd/getlogin_r.c
+++ b/src/unistd/getlogin_r.c
@@ -1,5 +1,4 @@
 #include <unistd.h>
-#include <stdlib.h>
 #include <string.h>
 #include <errno.h>
 
diff --git a/src/unistd/ttyname_r.c b/src/unistd/ttyname_r.c
index a2ce3511..8bac7b2f 100644
--- a/src/unistd/ttyname_r.c
+++ b/src/unistd/ttyname_r.c
@@ -1,7 +1,5 @@
 #include <unistd.h>
 #include <errno.h>
-#include <stdio.h>
-#include <string.h>
 
 void __procfdname(char *, unsigned);
 
diff --git a/src/unistd/usleep.c b/src/unistd/usleep.c
index ce1c8144..6c966526 100644
--- a/src/unistd/usleep.c
+++ b/src/unistd/usleep.c
@@ -1,3 +1,4 @@
+#define _GNU_SOURCE
 #include <unistd.h>
 #include <time.h>