Oops, avoid an infinite recursion.

3 files changed, 10 insertions, 0 deletions

diff --git a/lib/calloc.c b/lib/calloc.c
index 0b92d2ffeb..72045dbf16 100644
--- a/lib/calloc.c
+++ b/lib/calloc.c
@@ -30,6 +30,9 @@
 
 #include <errno.h>
 
+/* Call the system's calloc below.  */
+#undef calloc
+
 /* Allocate and zero-fill an NxS-byte block of memory from the heap.
    If N or S is zero, allocate and zero-fill a 1-byte block.  */
 
diff --git a/lib/malloc.c b/lib/malloc.c
index b6ecf37466..eba131d1f2 100644
--- a/lib/malloc.c
+++ b/lib/malloc.c
@@ -30,6 +30,9 @@
 
 #include <errno.h>
 
+/* Call the system's malloc below.  */
+#undef malloc
+
 /* Allocate an N-byte block of memory from the heap.
    If N is zero, allocate a 1-byte block.  */
 
diff --git a/lib/realloc.c b/lib/realloc.c
index a68f144bd3..b1c04508c8 100644
--- a/lib/realloc.c
+++ b/lib/realloc.c
@@ -30,6 +30,10 @@
 
 #include <errno.h>
 
+/* Call the system's malloc and realloc below.  */
+#undef malloc
+#undef realloc
+
 /* Change the size of an allocated block of memory P to N bytes,
    with error checking.  If N is zero, change it to 1.  If P is NULL,
    use malloc.  */