includes: explicitly check for and include mm_malloc.h

Helps code analyzers.

configure.ac

@@ -151,6 +151,7 @@
     AC_CHECK_HEADERS([mach/mach.h])
     AC_CHECK_HEADERS([stdatomic.h])
     AC_CHECK_HEADERS([sys/queue.h])
+    AC_CHECK_HEADERS([mm_malloc.h])
 
     AC_CHECK_HEADERS([sys/socket.h net/if.h sys/mman.h linux/if_arp.h], [], [],
     [[#ifdef HAVE_SYS_SOCKET_H

src/suricata-common.h

@@ -290,6 +290,10 @@ typedef unsigned char u_char;
 #include <math.h>
 #endif
 
+#ifdef HAVE_MM_MALLOC_H
+#include <mm_malloc.h>
+#endif
+
 /* we need this to stringify the defines which are supplied at compiletime see:
    http://gcc.gnu.org/onlinedocs/gcc-3.4.1/cpp/Stringification.html#Stringification */
 #define xstr(s) str(s)