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-rw-r--r--posix/Makefile3
-rw-r--r--posix/bits/unistd_ext.h21
-rw-r--r--posix/unistd.h3
3 files changed, 26 insertions, 1 deletions
diff --git a/posix/Makefile b/posix/Makefile
index 873947f..93c3a29 100644
--- a/posix/Makefile
+++ b/posix/Makefile
@@ -31,7 +31,8 @@ headers := sys/utsname.h sys/times.h sys/wait.h sys/types.h unistd.h \
bits/local_lim.h tar.h bits/utsname.h bits/confname.h \
bits/waitflags.h bits/waitstatus.h sys/unistd.h sched.h \
bits/sched.h bits/cpu-set.h re_comp.h wait.h bits/environments.h \
- cpio.h spawn.h bits/unistd.h bits/types/struct_sched_param.h
+ cpio.h spawn.h bits/unistd.h bits/types/struct_sched_param.h \
+ bits/unistd_ext.h
routines := \
uname \
diff --git a/posix/bits/unistd_ext.h b/posix/bits/unistd_ext.h
new file mode 100644
index 0000000..d6e88f3
--- /dev/null
+++ b/posix/bits/unistd_ext.h
@@ -0,0 +1,21 @@
+/* System-specific extensions of <unistd.h>, generic version.
+ Copyright (C) 2019 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifndef _UNISTD_H
+# error "Never include <bits/unistd_ext.h> directly; use <unistd.h> instead."
+#endif
diff --git a/posix/unistd.h b/posix/unistd.h
index f674521..55a989f 100644
--- a/posix/unistd.h
+++ b/posix/unistd.h
@@ -1166,6 +1166,9 @@ int getentropy (void *__buffer, size_t __length) __wur;
# include <bits/unistd.h>
#endif
+/* System-specific extensions. */
+#include <bits/unistd_ext.h>
+
__END_DECLS
#endif /* unistd.h */