Fine tune for building on FreeBSD

- src/common/inet2.c:  Added sys/socket.h
- src/platform/console/main.cpp:  Ignore _libc_malloc on FreeBSD

Author: mnsanghvi

src/common/inet2.c

@@ -20,6 +20,7 @@ static int inetlib_init = 0;
 #else
 #include <arpa/inet.h>
 #include <sys/ioctl.h>
+#include <sys/socket.h>
 #include <netdb.h>
 #include <netinet/in.h>
 #include <signal.h>

src/platform/console/main.cpp

@@ -449,7 +449,7 @@ int main(int argc, char *argv[]) {
   return gsb_last_error ? gsb_last_line : 0;
 }
 
-#if defined(__GNUC__) && !defined(__MACH__) && !defined(_Win32) && !defined(__CYGWIN__)
+#if defined(__GNUC__) && !defined(__MACH__) && !defined(_Win32) && !defined(__CYGWIN__) && !defined(__FreeBSD__)
 // for analysing excessive malloc calls using kdbg
 extern "C" void *__libc_malloc(size_t size);
 void *malloc(size_t size) {