Add support for pkg-config configured libs

Makefile

@@ -64,6 +64,13 @@ endif
 #
 OS := $(shell uname -s)
 
+#
+# PKGCONFIG
+#
+# Add the names of pkg-config development packages required to build your project 
+# The appropriate headers an libraries will be added to the build
+PKGCONFIG := 
+
 #
 # Targets:
 #     check1 uses cppcheck
@@ -158,6 +165,13 @@ CXXFLAGS = -std=c++17 $(NETBEANSBUILD) $(DBG_REL)  -I./include/  $(_CXXFLAGS) $(
 _APP_LIBS = 
 LIBS = $(NETBEANSBUILD) $(_APP_LIBS)
 
+ifneq ($(PKGCONFIG),)
+	CXXFLAGS += $(shell pkg-config --cflags $(PKGCONFIG))
+	LIBS += $(shell pkg-config --libs $(PKGCONFIG))
+endif
+
+
+
 
 debug release:  DIRS $(APP)
 .PHONY: check1 check2