diff -uNr a/src/db.cpp b/src/db.cpp
--- a/src/db.cpp        Thu Feb 12 23:03:38 2015
+++ b/src/db.cpp        Thu Feb 12 23:04:54 2015
@@ -90,7 +90,6 @@
             dbenv.set_errfile(fopen(strErrorFile.c_str(), "a")); /// debug
             dbenv.set_flags(DB_AUTO_COMMIT, 1);
             dbenv.set_flags(DB_TXN_WRITE_NOSYNC, 1);
-            dbenv.log_set_config(DB_LOG_AUTO_REMOVE, 1);
             ret = dbenv.open(strDataDir.c_str(),
                              DB_CREATE     |
                              DB_INIT_LOCK  |
diff -uNr a/src/makefile.unix b/src/makefile.unix
--- a/src/makefile.unix Thu Feb 12 23:03:38 2015
+++ b/src/makefile.unix Thu Feb 12 23:29:53 2015
@@ -4,9 +4,21 @@
 
 DEFS=-DNOPCH
 
-DEFS += $(addprefix -I,$(BOOST_INCLUDE_PATH) $(BDB_INCLUDE_PATH) $(OPENSSL_INCLUDE_PATH))
-LIBS = $(addprefix -L,$(BOOST_LIB_PATH) $(BDB_LIB_PATH) $(OPENSSL_LIB_PATH))
+INCLUDEPATHS= \
+  "/usr/local/include/db4" \
+  "/usr/local/include/boost" \
+  "/usr/local/include"
 
+LIBPATHS= \
+  "/usr/local/lib/db4" \
+  "/usr/local/lib" \
+  "/usr/lib"
+
+BOOST_LIB_SUFFIX=-mt
+
+DEFS += $(addprefix -I,$(INCLUDEPATHS) $(OPENSSL_INCLUDE_PATH))
+LIBS += $(addprefix -L,$(LIBPATHS) $(OPENSSL_LIB_PATH))
+
 LMODE = dynamic
 LMODE2 = dynamic
 ifdef STATIC
@@ -17,6 +29,7 @@
 else
        TESTDEFS += -DBOOST_TEST_DYN_LINK
 endif
+ 
 
 # for boost 1.37, add -mt to the boost libraries
 LIBS += \
@@ -25,14 +38,14 @@
    -l boost_filesystem$(BOOST_LIB_SUFFIX) \
    -l boost_program_options$(BOOST_LIB_SUFFIX) \
    -l boost_thread$(BOOST_LIB_SUFFIX) \
-   -l db_cxx$(BDB_LIB_SUFFIX) \
+   -l db_cxx \
    -l ssl \
    -l crypto
+ 
 
 LIBS+= \
  -Wl,-B$(LMODE2) \
    -l z \
-   -l dl \
    -l pthread
 
 
@@ -54,7 +67,7 @@
     # Make some important things such as the global offset table read only as soon as
     # the dynamic linker is finished building it. This will prevent overwriting of addresses
     # which would later be jumped to.
-    HARDENING+=-Wl,-z,relro -Wl,-z,now
+    #HARDENING+=-Wl,-z,relro -Wl,-z,now
 
     # Build position independent code to take advantage of Address Space Layout Randomization
     # offered by some kernels.
@@ -66,11 +79,10 @@
     # -D_FORTIFY_SOURCE=2 does some checking for potentially exploitable code patterns in
     # the source such overflowing a statically defined buffer.
     HARDENING+=-D_FORTIFY_SOURCE=2
-#
 
 
 DEBUGFLAGS=-g
-CXXFLAGS=-O2
+CXXFLAGS=-O2 -fpermissive
 xCXXFLAGS=-pthread -Wno-invalid-offsetof -Wformat $(DEBUGFLAGS) $(DEFS) $(HARDENING) $(CXXFLAGS)
 HEADERS = \
     base58.h \
diff -uNr a/src/protocol.cpp b/src/protocol.cpp
--- a/src/protocol.cpp  Thu Feb 12 23:03:38 2015
+++ b/src/protocol.cpp  Thu Feb 12 16:09:40 2015
@@ -6,6 +6,8 @@
 #include "protocol.h"
 #include "util.h"
 #include <arpa/inet.h>
+#include <netinet/in.h>
+#include <sys/socket.h>
 
 
 // Prototypes from net.h, but that header (currently) stinks, can't #include it without breaking things