GLIBS := $(shell glib-config --libs) GFLAGS := $(shell glib-config --cflags) PGLIBS := $(shell pg_config --libdir) PGFLAGS := $(shell pg_config --includedir) iplog: Makefile iplog.c gcc -Wall $(GFLAGS) -I$(PGFLAGS) -O2 -o iplog iplog.c -lpcap $(GLIBS) -L$(PGLIBS) -lpq -lpthread