diff --git a/src/common/utility/m_alloc.cpp b/src/common/utility/m_alloc.cpp
index 8ab7b6fcc..5c2ea25b9 100644
--- a/src/common/utility/m_alloc.cpp
+++ b/src/common/utility/m_alloc.cpp
@@ -54,7 +54,7 @@
 #endif
 
 #ifndef _DEBUG
-#if !defined(__solaris__) && !defined(__OpenBSD__)
+#if !defined(__solaris__) && !defined(__OpenBSD__) && !defined(__DragonFly__)
 void *M_Malloc(size_t size)
 {
 	void *block = malloc(size);
@@ -124,7 +124,7 @@ void *M_Realloc(void *memblock, size_t size)
 #include <crtdbg.h>
 #endif
 
-#if !defined(__solaris__) && !defined(__OpenBSD__)
+#if !defined(__solaris__) && !defined(__OpenBSD__) && !defined(__DragonFly__)
 void *M_Malloc_Dbg(size_t size, const char *file, int lineno)
 {
 	void *block = _malloc_dbg(size, _NORMAL_BLOCK, file, lineno);
@@ -192,7 +192,7 @@ void *M_Realloc_Dbg(void *memblock, size_t size, const char *file, int lineno)
 #endif
 #endif
 
-#if !defined(__solaris__) && !defined(__OpenBSD__)
+#if !defined(__solaris__) && !defined(__OpenBSD__) && !defined(__DragonFly__)
 void M_Free (void *block)
 {
 	if (block != NULL)