diff --git a/Build-gcc/makefile b/Build-gcc/makefile
index 684687e..5e8c05d 100644
--- a/Build-gcc/makefile
+++ b/Build-gcc/makefile
@@ -12,6 +12,11 @@ RM := rm
 -include subdir.mk
 -include objects.mk
 
+DEBUG_FLAGS=	-g
+CXXFLAGS=	-std=c++11 -fopenmp -I/opt/local/include -I/usr/local/include -Wall -fpic
+LDFLAGS=	-L /opt/local/lib -L /usr/local/lib
+
+
 ifneq ($(MAKECMDGOALS),clean)
 ifneq ($(strip $(C++_DEPS)),)
 -include $(C++_DEPS)
@@ -35,53 +40,32 @@ endif
 
  -include ../makefile.defs
 
-.DEFAULT_GOAL := libzerocoin
+.DEFAULT_GOAL := libzerocoin.so
 
 # Add inputs and outputs from these tool invocations to the build variables 
 
 # All Target
-all: libzerocoin test tutorial
+all: libzerocoin.so test tutorial
 
 # Tool invocations
-libzerocoin: $(OBJS) $(USER_OBJS)
-	@echo 'Building target: $@'
-	@echo 'Invoking: Cross G++ Linker'
-	g++ -fopenmp -L/opt/local/lib -shared -o "libzerocoin.so" $(OBJS) $(USER_OBJS) $(LIBS)
-	@echo 'Finished building target: $@'
-	@echo ' '
+libzerocoin.so: $(OBJS) $(USER_OBJS)
+	${CXX} ${LDFLAGS} -shared -o "libzerocoin.so" $(OBJS) $(USER_OBJS) $(LIBS)
 
 test: $(OBJS) $(USER_OBJS) 
-	@echo 'Building target: $@'
-	@echo 'Invoking: Cross G++ Linker'
-	g++ -fopenmp -L/opt/local/lib -o "tests" ../Tests.cpp $(OBJS) $(USER_OBJS) $(LIBS)
-	@echo 'Finished building target: $@'
-	@echo ' '  
+	${CXX} ${LDFLAGS} -o "tests" ../Tests.cpp $(OBJS) $(USER_OBJS) $(LIBS)
 
 paramgen: $(OBJS) $(USER_OBJS)
-	@echo 'Building target: $@'
-	@echo 'Invoking: Cross G++ Linker'
-	g++ -fopenmp -L/opt/local/lib -o "paramgen" ../paramgen.cpp $(OBJS) $(USER_OBJS) $(LIBS)
-	@echo 'Finished building target: $@'
-	@echo ' '  
+	${CXX} ${LDFLAGS} -o "paramgen" ../paramgen.cpp $(OBJS) $(USER_OBJS) $(LIBS)
 
 benchmark: $(OBJS) $(USER_OBJS) 
-	@echo 'Building target: $@'
-	@echo 'Invoking: Cross G++ Linker'
-	g++ -fopenmp -L/opt/local/lib -o "benchmark" ../Benchmark.cpp $(OBJS) $(USER_OBJS) $(LIBS)
-	@echo 'Finished building target: $@'
-	@echo ' '  
+	${CXX} ${LDFLAGS} -o "benchmark" ../Benchmark.cpp $(OBJS) $(USER_OBJS) $(LIBS)
 
 tutorial: $(OBJS) $(USER_OBJS) 
-	@echo 'Building target: $@'
-	@echo 'Invoking: Cross G++ Linker'
-	g++ -fopenmp -L/opt/local/lib -o "tutorial" ../Tutorial.cpp $(OBJS) $(USER_OBJS) $(LIBS)
-	@echo 'Finished building target: $@'
-	@echo ' '  
+	${CXX} ${LDFLAGS} -o "tutorial" ../Tutorial.cpp $(OBJS) $(USER_OBJS) $(LIBS)
 
 # Other Targets
 clean:
-	-$(RM) $(C++_DEPS)$(OBJS)$(C_DEPS)$(CC_DEPS)$(LIBRARIES)$(CPP_DEPS)$(CXX_DEPS)$(C_UPPER_DEPS) libzerocoin.so tests benchmark paramgen
-	-@echo ' '
+	-$(RM) -f $(C++_DEPS)$(OBJS)$(C_DEPS)$(CC_DEPS)$(LIBRARIES)$(CPP_DEPS)$(CXX_DEPS)$(C_UPPER_DEPS) libzerocoin.so tests benchmark paramgen
 
 .PHONY: all clean dependents
 .SECONDARY:
diff --git a/Build-gcc/objects.mk b/Build-gcc/objects.mk
index 02799e3..90d640b 100644
--- a/Build-gcc/objects.mk
+++ b/Build-gcc/objects.mk
@@ -4,5 +4,5 @@
 
 USER_OBJS :=
 
-LIBS := -I/opt/local/include -lboost_system-mt -lcrypto
+LIBS := -I/opt/local/include -lboost_system -lcrypto
 
diff --git a/Build-gcc/subdir.mk b/Build-gcc/subdir.mk
index c18b53f..6e68ae7 100644
--- a/Build-gcc/subdir.mk
+++ b/Build-gcc/subdir.mk
@@ -38,10 +38,6 @@ CPP_DEPS += \
 
 # Each subdirectory must supply rules for building sources it contributes
 %.o: ../%.cpp
-	@echo 'Building file: $<'
-	@echo 'Invoking: Cross G++ Compiler'
-	g++ -fopenmp -g -L/opt/local/lib -I/opt/local/include -g -Wall -fpic -c -fmessage-length=0 -MMD -MP -MF"$(@:%.o=%.d)" -MT"$(@:%.o=%.d)" -o "$@" "$<"
-	@echo 'Finished building: $<'
-	@echo ' '
+	${CXX} ${CXXFLAGS} ${DEBUG_FLAGS} -c -fmessage-length=0 -MMD -MP -MF"$(@:%.o=%.d)" -MT"$(@:%.o=%.d)" -o "$@" "$<"
 
 
diff --git a/bitcoin_bignum/serialize.h b/bitcoin_bignum/serialize.h
index e3d9939..eac4e06 100644
--- a/bitcoin_bignum/serialize.h
+++ b/bitcoin_bignum/serialize.h
@@ -895,19 +895,6 @@ class CDataStream
     iterator insert(iterator it, const char& x=char()) { return vch.insert(it, x); }
     void insert(iterator it, size_type n, const char& x) { vch.insert(it, n, x); }
 
-    void insert(iterator it, const_iterator first, const_iterator last)
-    {
-        assert(last - first >= 0);
-        if (it == vch.begin() + nReadPos && (unsigned int)(last - first) <= nReadPos)
-        {
-            // special case for inserting at the front when there's room
-            nReadPos -= (last - first);
-            memcpy(&vch[nReadPos], &first[0], last - first);
-        }
-        else
-            vch.insert(it, first, last);
-    }
-
     void insert(iterator it, std::vector<char>::const_iterator first, std::vector<char>::const_iterator last)
     {
         assert(last - first >= 0);