5 files changed, 10 insertions, 0 deletions
diff --git a/newlib/libc/stdlib/malign.c b/newlib/libc/stdlib/malign.c
index d012d9be2..1eded306b 100644
--- a/newlib/libc/stdlib/malign.c
+++ b/newlib/libc/stdlib/malign.c
@@ -1,3 +1,4 @@
+#ifndef MALLOC_PROVIDED
 /* malign.c -- a wrapper for memalign_r.  */
 
 #include <_ansi.h>
@@ -16,3 +17,4 @@ _DEFUN (memalign, (align, nbytes),
 }
 
 #endif
+#endif
diff --git a/newlib/libc/stdlib/mlock.c b/newlib/libc/stdlib/mlock.c
index 485d0d5c9..c603fbcda 100644
--- a/newlib/libc/stdlib/mlock.c
+++ b/newlib/libc/stdlib/mlock.c
@@ -1,3 +1,4 @@
+#ifndef MALLOC_PROVIDED
 /*
 FUNCTION
 <<__malloc_lock>>, <<__malloc_unlock>>--lock malloc pool
@@ -48,3 +49,4 @@ __malloc_unlock (ptr)
      struct _reent *ptr;
 {
 }
+#endif
diff --git a/newlib/libc/stdlib/msize.c b/newlib/libc/stdlib/msize.c
index e910c44ec..e33e4aa37 100644
--- a/newlib/libc/stdlib/msize.c
+++ b/newlib/libc/stdlib/msize.c
@@ -1,3 +1,4 @@
+#ifndef MALLOC_PROVIDED
 /* msize.c -- a wrapper for malloc_usable_size.  */
 
 #include <_ansi.h>
@@ -15,3 +16,4 @@ _DEFUN (malloc_usable_size, (ptr),
 }
 
 #endif
+#endif
diff --git a/newlib/libc/stdlib/mtrim.c b/newlib/libc/stdlib/mtrim.c
index f5e0401c0..328eb715e 100644
--- a/newlib/libc/stdlib/mtrim.c
+++ b/newlib/libc/stdlib/mtrim.c
@@ -1,3 +1,4 @@
+#ifndef MALLOC_PROVIDED
 /* mtrim.c -- a wrapper for malloc_trim.  */
 
 #include <_ansi.h>
@@ -15,3 +16,4 @@ _DEFUN (malloc_trim, (pad),
 }
 
 #endif
+#endif
diff --git a/newlib/libc/stdlib/valloc.c b/newlib/libc/stdlib/valloc.c
index 42c09a054..26a44df44 100644
--- a/newlib/libc/stdlib/valloc.c
+++ b/newlib/libc/stdlib/valloc.c
@@ -1,3 +1,4 @@
+#ifndef MALLOC_PROVIDED
 /* valloc.c -- a wrapper for valloc_r and pvalloc_r.  */
 
 #include <_ansi.h>
@@ -22,3 +23,4 @@ _DEFUN (pvalloc, (nbytes),
 }
 
 #endif
+#endif