diff --git a/.travis.yml b/.travis.yml
index 2d5d74f2..cfc61f24 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,10 +1,5 @@
 language: c
 
-compiler:
-  - gcc
-  - clang
-    # - tcc
-
 dist:
   - trusty
     #  - precise
@@ -31,9 +26,27 @@ addons: &addons
         #      - tcc
         # - tcc:i386
 
-#matrix:
-#  include:
-#    - compiler: gcc
+matrix:
+  include:
+    - os: linux
+      compiler: gcc
+      compiler: clang
+      script:
+        - if [ -n "$COVERITY_SCAN_TOKEN" ]; then exit 0; fi
+        - ./autogen.sh $TESTS
+        - ./configure $TESTS
+        - make
+        - if [ -n "$TESTS" ]; then ./udffsck/travis-tests.sh $TESTLEVEL; fi
+    - os: osx
+      compiler: clang
+      script:
+        - if [ -n "$COVERITY_SCAN_TOKEN" ]; then exit 0; fi
+        - ./autogen.sh $TESTS
+        - ./configure $TESTS
+        - cd libudffs && make
+        - cd ../udffsck && make
+  allow_failures:
+    - os: osx
 #      env:
 #        - secure: "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"
 #      addons:
@@ -48,6 +61,10 @@ addons: &addons
 #          branch_pattern: master
 
 before_script:
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew update; fi
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew install automake libtool; fi
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then ln -s /usr/local/bin/glibtoolize /usr/local/bin/libtoolize; fi
+  - if [[ "$TRAVIS_OS_NAME" == "osx" ]]; then brew upgrade cmake wget; fi
   - cd ..
   - mkdir cmocka
   - cd cmocka
diff --git a/README.md b/README.md
index f3bed68a..2fa20f77 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,3 @@
-[![Build Status](https://travis-ci.org/argorain/udftools.svg?branch=master)](https://travis-ci.org/argorain/udftools)
+[![Build Status](https://travis-ci.org/gmerlino/udftools.svg?branch=master)](https://travis-ci.org/gmerlino/udftools)
 
 Linux tools for UDF filesystems and DVD/CD-R(W) drives
diff --git a/configure.ac b/configure.ac
index 1f479b2f..0d90f85f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -25,6 +25,12 @@ AC_SYS_LARGEFILE
 dnl Checks for library functions.
 AC_SUBST(LTLIBOBJS)
 
+dnl Enable Darwin extensions (AC_USE_SYSTEM_EXTENSIONS does not enable
+dnl them in 2.63)
+AC_CANONICAL_HOST
+AS_CASE([$host_os],
+       [darwin*], [CPPFLAGS="${CPPFLAGS} -D_DARWIN_C_SOURCE"])
+
 AC_CONFIG_FILES(Makefile libudffs/Makefile mkudffs/Makefile cdrwtool/Makefile pktsetup/Makefile udffsck/Makefile wrudf/Makefile doc/Makefile)
 
 AC_ARG_ENABLE(debug,
@@ -38,6 +44,7 @@ esac],
 [debug=false])
 
 AM_CONDITIONAL(DEBUG, test x"$debug" = x"true")
+AM_CONDITIONAL(HAVE_DARWIN, test "${SYS}" = "darwin")
 
 AC_ARG_ENABLE(tests,
 AS_HELP_STRING([--enable-tests],
diff --git a/include/bswap.h b/include/bswap.h
index 00627faf..bf6d1718 100644
--- a/include/bswap.h
+++ b/include/bswap.h
@@ -28,6 +28,9 @@
 #include <inttypes.h>
 #include <sys/types.h>
 
+#if defined(HAVE_MACHINE_ENDIAN_H)
+#include <machine/endian.h>
+#endif
 #ifdef HAVE_SYS_ISA_DEFS_H
 #define __LITTLE_ENDIAN 1234
 #define __BIG_ENDIAN 4321
@@ -42,6 +45,18 @@
 #endif
 #endif
 
+/* macOS */
+#ifdef __APPLE__
+#define __LITTLE_ENDIAN LITTLE_ENDIAN
+#define __BIG_ENDIAN BIG_ENDIAN
+#define __BYTE_ORDER BYTE_ORDER
+#if __BYTE_ORDER == BIG_ENDIAN
+#define __BIG_ENDIAN_BITFIELD
+#elif __BYTE_ORDER == LITTLE_ENDIAN
+#define __LITTLE_ENDIAN_BITFIELD
+#endif
+#endif /* __APPLE__ */
+
 #define constant_swab16(x) \
 	((uint16_t)((((uint16_t)(x) & 0x00FFU) << 8) | \
 		  (((uint16_t)(x) & 0xFF00U) >> 8)))
diff --git a/libudffs/extent.c b/libudffs/extent.c
index dea05a49..8b211aa8 100644
--- a/libudffs/extent.c
+++ b/libudffs/extent.c
@@ -27,7 +27,9 @@
 
 #include "config.h"
 
-#include <malloc.h>
+#ifndef __clang__
+# include <malloc.h>
+#endif
 #include <stdio.h>
 #include <stdlib.h>
 #include <sys/types.h>
diff --git a/udffsck/Makefile.am b/udffsck/Makefile.am
index a7bfa6cc..83a8abb4 100644
--- a/udffsck/Makefile.am
+++ b/udffsck/Makefile.am
@@ -3,6 +3,10 @@ sbin_PROGRAMS = udffsck
 udffsck_LDADD = $(top_builddir)/libudffs/libudffs.la
 udffsck_SOURCES = main.c utils.c utils.h udffsck.c udffsck.h options.c options.h log.c log.h ../include/ecma_167.h ../include/osta_udf.h ../mkudffs/mkudffs.h ../mkudffs/defaults.h ../mkudffs/file.h ../libudffs/crc.c ../include/libudffs.h ../include/udf_endian.h
 
+if HAVE_DARWIN
+SET_FEATURES = -D_DARWIN_C_SOURCE
+endif
+
 AM_CFLAGS = -I$(top_srcdir)/include 
 AM_LDFLAGS = -lm -ldl 
 #-Wl,--no-as-needed
diff --git a/udffsck/main.c b/udffsck/main.c
index 5f7a6807..446ed264 100644
--- a/udffsck/main.c
+++ b/udffsck/main.c
@@ -34,10 +34,19 @@
 #include <sys/mman.h>
 #include <limits.h>
 #include <signal.h>
+#ifdef __APPLE__
+//#include <sys/ucred.h>
+#include <sys/mount.h>
+#else
 #include <mntent.h>
 #include <sys/vfs.h>
+#endif
 #include <sys/stat.h>
+#ifdef __APPLE__
+#include <sys/mount.h>
+#else
 #include <sys/vfs.h>
+#endif
 
 #include <ecma_167.h>
 #include <libudffs.h>
diff --git a/udffsck/options.c b/udffsck/options.c
index fe2b6019..d1655b5c 100644
--- a/udffsck/options.c
+++ b/udffsck/options.c
@@ -20,7 +20,9 @@
 
 #include <stdio.h>
 #include <stdlib.h>
-#include <malloc.h>
+#ifndef __clang__
+# include <malloc.h>
+#endif
 
 #include "libudffs.h"
 #include "options.h"