3 files changed, 49 insertions, 0 deletions
diff --git a/lib/libm/hidden/complex.h b/lib/libm/hidden/complex.h
index 10430399fdb..34dcc462092 100644
--- a/lib/libm/hidden/complex.h
+++ b/lib/libm/hidden/complex.h
@@ -1,3 +1,20 @@
+/*	$OpenBSD: complex.h,v 1.2 2018/03/12 04:25:08 guenther Exp $	*/
+/*
+ * Copyright (c) 2016 Philip Guenther <guenther@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
 #ifndef _LIBM_COMPLEX_H_
 #define	_LIBM_COMPLEX_H_
 
diff --git a/lib/libm/hidden/fenv.h b/lib/libm/hidden/fenv.h
index bc96a1ff035..b828ccfa072 100644
--- a/lib/libm/hidden/fenv.h
+++ b/lib/libm/hidden/fenv.h
@@ -1,3 +1,19 @@
+/*	$OpenBSD: fenv.h,v 1.2 2018/03/12 04:25:08 guenther Exp $	*/
+/*
+ * Copyright (c) 2016 Philip Guenther <guenther@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
 
 #ifndef	_LIBM_FENV_H_
 #define	_LIBM_FENV_H_
diff --git a/lib/libm/hidden/math.h b/lib/libm/hidden/math.h
index e26eb80b49f..84e9e13baf2 100644
--- a/lib/libm/hidden/math.h
+++ b/lib/libm/hidden/math.h
@@ -1,3 +1,19 @@
+/*	$OpenBSD: math.h,v 1.4 2018/03/12 04:25:08 guenther Exp $	*/
+/*
+ * Copyright (c) 2016 Philip Guenther <guenther@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
 
 #ifndef _LIBM_MATH_H_
 #define _LIBM_MATH_H_