diff --git a/ChangeLog b/ChangeLog
index 5efa926971..f1fc179895 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2017-10-31  Alan Modra  <amodra@gmail.com>
+
+	* sysdeps/powerpc/powerpc64/multiarch/strcmp-power8.S: Wrap in
+	IS_IN (libc).
+	* sysdeps/powerpc/powerpc64/multiarch/strcmp-power9.S: Likewise.
+	* sysdeps/powerpc/powerpc64/multiarch/strncmp-power8.S: Likewise.
+	* sysdeps/powerpc/powerpc64/multiarch/strncmp-power9.S: Likewise.
+
 2017-10-31  Alan Modra  <amodra@gmail.com>
 
 	* sysdeps/powerpc/powerpc64/multiarch/stpncpy-power8.S: Don't define
diff --git a/sysdeps/powerpc/powerpc64/multiarch/strcmp-power8.S b/sysdeps/powerpc/powerpc64/multiarch/strcmp-power8.S
index b2464a8018..b0d2d37f05 100644
--- a/sysdeps/powerpc/powerpc64/multiarch/strcmp-power8.S
+++ b/sysdeps/powerpc/powerpc64/multiarch/strcmp-power8.S
@@ -18,9 +18,11 @@
 
 #include <sysdep.h>
 
+#if IS_IN (libc)
 #define STRCMP __strcmp_power8
 
 #undef libc_hidden_builtin_def
 #define libc_hidden_builtin_def(name)
 
 #include <sysdeps/powerpc/powerpc64/power8/strcmp.S>
+#endif
diff --git a/sysdeps/powerpc/powerpc64/multiarch/strcmp-power9.S b/sysdeps/powerpc/powerpc64/multiarch/strcmp-power9.S
index 48ea05d2c5..7a8488ac83 100644
--- a/sysdeps/powerpc/powerpc64/multiarch/strcmp-power9.S
+++ b/sysdeps/powerpc/powerpc64/multiarch/strcmp-power9.S
@@ -18,9 +18,11 @@
 
 #include <sysdep.h>
 
+#if IS_IN (libc)
 #define STRCMP __strcmp_power9
 
 #undef libc_hidden_builtin_def
 #define libc_hidden_builtin_def(name)
 
 #include <sysdeps/powerpc/powerpc64/power9/strcmp.S>
+#endif
diff --git a/sysdeps/powerpc/powerpc64/multiarch/strncmp-power8.S b/sysdeps/powerpc/powerpc64/multiarch/strncmp-power8.S
index 3cbcaada62..49b7adfbfa 100644
--- a/sysdeps/powerpc/powerpc64/multiarch/strncmp-power8.S
+++ b/sysdeps/powerpc/powerpc64/multiarch/strncmp-power8.S
@@ -17,9 +17,11 @@
 
 #include <sysdep.h>
 
+#if IS_IN (libc)
 #define STRNCMP __strncmp_power8
 
 #undef libc_hidden_builtin_def
 #define libc_hidden_builtin_def(name)
 
 #include <sysdeps/powerpc/powerpc64/power8/strncmp.S>
+#endif
diff --git a/sysdeps/powerpc/powerpc64/multiarch/strncmp-power9.S b/sysdeps/powerpc/powerpc64/multiarch/strncmp-power9.S
index 6d0deaa6e6..e1a961c5c4 100644
--- a/sysdeps/powerpc/powerpc64/multiarch/strncmp-power9.S
+++ b/sysdeps/powerpc/powerpc64/multiarch/strncmp-power9.S
@@ -17,9 +17,11 @@
 
 #include <sysdep.h>
 
+#if IS_IN (libc)
 #define STRNCMP __strncmp_power9
 
 #undef libc_hidden_builtin_def
 #define libc_hidden_builtin_def(name)
 
 #include <sysdeps/powerpc/powerpc64/power9/strncmp.S>
+#endif