4 files changed, 6 insertions, 5 deletions
diff --git a/tools/knarc/Makefile b/tools/knarc/Makefile
index 0e0a0920..24e0de7d 100644
--- a/tools/knarc/Makefile
+++ b/tools/knarc/Makefile
@@ -8,7 +8,7 @@ else
 C_SRCS   :=
 UNAME_S  := $(shell uname -s)
 ifeq ($(UNAME_S),Darwin)
-LDFLAGS  += -lstdc++ -lc++ -lc /usr/local/opt/llvm@8/lib/libc++fs.a
+LDFLAGS  += -lstdc++ -lc++ -lc -D_LIBCPP_NO_EXPERIMENTAL_DEPRECATION_WARNING_FILESYSTEM
 else
 LDFLAGS  += -lstdc++fs
 endif
diff --git a/tools/mwasmarm_patcher/Makefile b/tools/mwasmarm_patcher/Makefile
index 26df548c..bff3a677 100644
--- a/tools/mwasmarm_patcher/Makefile
+++ b/tools/mwasmarm_patcher/Makefile
@@ -2,7 +2,7 @@
 
 UNAME_S := $(shell uname -s)
 ifeq ($(UNAME_S),Darwin)
-CC := gcc-5
+CC := clang
 else
 CC := gcc
 endif
diff --git a/tools/nitrobanner/Makefile b/tools/nitrobanner/Makefile
index 322525bd..9b751776 100644
--- a/tools/nitrobanner/Makefile
+++ b/tools/nitrobanner/Makefile
@@ -5,7 +5,8 @@ LDFLAGS += -lstdc++fs
 else
 UNAME_S := $(shell uname -s)
 ifeq ($(UNAME_S),Darwin)
-LDFLAGS += -lstdc++ -lc++ -lc /usr/local/opt/llvm@8/lib/libc++fs.a
+CXXFLAGS += -D_LIBCPP_NO_EXPERIMENTAL_DEPRECATION_WARNING_FILESYSTEM
+LDFLAGS += -lstdc++ -lc++ -lc
 else
 LDFLAGS += -lstdc++fs
 endif
diff --git a/tools/nitrogfx/Makefile b/tools/nitrogfx/Makefile
index 18ecdbba..16b2632d 100644
--- a/tools/nitrogfx/Makefile
+++ b/tools/nitrogfx/Makefile
@@ -1,8 +1,8 @@
 CC = gcc
 
-CFLAGS = -Wall -Wextra -Werror -Wno-sign-compare -std=c11 -O2 -DPNG_SKIP_SETJMP_CHECK -D_CRT_SECURE_NO_WARNINGS
+CFLAGS = -Wall -Wextra -Werror -Wno-sign-compare -std=c11 -O2 -DPNG_SKIP_SETJMP_CHECK $(shell pkg-config --cflags libpng)
 
-LIBS = -lpng -lz
+LIBS = $(shell pkg-config --libs libpng)
 
 SRCS = main.c convert_png.c gfx.c jasc_pal.c lz.c rl.c util.c font.c huff.c json.c cJSON.c