-CXXFLAGS = -ansi -pedantic -pedantic-errors -Wall -g3 -O2 -D_ANSI_SOURCE_
+CXXFLAGS = -std=c++11 -pedantic -pedantic-errors -Wall -g3 -O2 -D_ANSI_SOURCE_
CXXFLAGS += -fno-common \
-fvisibility=hidden \
-Wall \
LDFLAGS += -Qunused-arguments
endif
-CXXFLAGS += $(shell pkg-config --cflags opencv)
-LDLIBS += $(shell pkg-config --libs opencv)
+CXXFLAGS += $(shell pkg-config --cflags opencv4 | sed -e 's/-I/-isystem/g')
+LDLIBS += $(shell pkg-config --libs opencv4)
LINK.o = $(LINK.cpp)
opencv_trail_effect: