Add variables for APP libs and include flags

Makefile

@@ -126,13 +126,17 @@ _CXXFLAGS=-Wall -Weffc++ -pedantic \
         -Werror=narrowing \
 	-ftrapv -Wfloat-equal -Wpointer-arith \
 	-D_FORTIFY_SOURCE=2 -O2
+APP_CXXFLAGS=
+
+CXXFLAGS = $(NETBEANSBUILD) $(DBG_REL)  -I./include/  $(_CXXFLAGS) $(APP_CXXFLAG)
+
+APP_LIBS=
+LIBS = $(NETBEANSBUILD) $(APP_LIBS)
 
-CXXFLAGS = $(NETBEANSBUILD) $(DBG_REL) $(_CXXFLAGS) -I./include/ 
-LIBS = $(NETBEANSBUILD)
 
 # Uncomment one of the following to select an output format
 #CHECKFLAGS = --template="{file},{line},{severity},{id},{message}" 
-CHECKFLAGS += --quiet --enable=all --error-exitcode=1 --check-level=exhaustive --enable=all -I./include
+CHECKFLAGS += --quiet --enable=all --error-exitcode=1 --check-level=exhaustive  -I./include
 #CHECKFLAGS =  --enable=all --error-exitcode=1 
 
 debug release:  DIRS $(APP)