diff --git a/Headers/Additions/GNUstepBase/preface.h.in b/Headers/Additions/GNUstepBase/preface.h.in
index 97c7f0ece..670559d11 100644
--- a/Headers/Additions/GNUstepBase/preface.h.in
+++ b/Headers/Additions/GNUstepBase/preface.h.in
@@ -147,17 +147,23 @@
 #define GNUSTEP_BASE_SUBMINOR_VERSION   @SUBMINOR_VERSION@
 #define GNUSTEP_BASE_GCC_VERSION        @GCC_VERSION@
 
+/* Do not use the following macros!
+ */
+#define OBJC_DEP(M) \
+  ({ static BOOL beenHere = NO; if (beenHere == NO) {\
+    beenHere = YES; fprintf(stderr, "%s:%d %s", __FILE__, __LINE__, (M));}})
+
 #define OBJC_MALLOC(VAR, TYPE, NUM) \
-   (fprintf(stderr, "OBJC_MALLOC is deprecated"),(VAR) = (TYPE *) malloc ((unsigned)(NUM)*sizeof(TYPE))) 
+   (OBJC_DEP("OBJC_MALLOC is deprecated ... use malloc\n"),(VAR) = (TYPE *) malloc ((unsigned)(NUM)*sizeof(TYPE))) 
 #define OBJC_VALLOC(VAR, TYPE, NUM) \
-   (fprintf(stderr, "OBJC_VALLOC is deprecated"),(VAR) = (TYPE *) valloc ((unsigned)(NUM)*sizeof(TYPE))) 
+   (OBJC_DEP("OBJC_VALLOC is deprecated\n"),(VAR) = (TYPE *) valloc ((unsigned)(NUM)*sizeof(TYPE))) 
 #define OBJC_ATOMIC_MALLOC(VAR, TYPE, NUM) \
-   (fprintf(stderr, "OBJC_ATOMIC_MALLOC is deprecated"),(VAR) = (TYPE *) malloc ((unsigned)(NUM)*sizeof(TYPE))) 
+   (OBJC_DEP("OBJC_ATOMIC_MALLOC is deprecated\n"),(VAR) = (TYPE *) malloc ((unsigned)(NUM)*sizeof(TYPE))) 
 #define OBJC_REALLOC(VAR, TYPE, NUM) \
-   (fprintf(stderr, "OBJC_REALLOC is deprecated"),(VAR) = (TYPE *) realloc ((VAR), (unsigned)(NUM)*sizeof(TYPE)))
+   (OBJC_DEP("OBJC_REALLOC is deprecated ... use realloc\n"),(VAR) = (TYPE *) realloc ((VAR), (unsigned)(NUM)*sizeof(TYPE)))
 #define OBJC_CALLOC(VAR, TYPE, NUM) \
-   (fprintf(stderr, "OBJC_CALLOC is deprecated"),(VAR) = (TYPE *) calloc ((unsigned)(NUM), sizeof(TYPE)))
-#define OBJC_FREE(PTR) (fprintf(stderr, "OBJC_FREE is deprecated"), free (PTR))
+   (OBJC_DEP("OBJC_CALLOC is deprecated ... use calloc\n"),(VAR) = (TYPE *) calloc ((unsigned)(NUM), sizeof(TYPE)))
+#define OBJC_FREE(PTR) (OBJC_DEP("OBJC_FREE is deprecated ... use free\n"), free (PTR))
 
 #ifndef MAX
 #define MAX(a,b) \