This is set of tools used to manipulate FAT images in userspace.
--- /dev/null
+TERMUX_PKG_HOMEPAGE=https://www.gnu.org/software/mtools/
+TERMUX_PKG_DESCRIPTION="Tool for manipulating FAT images."
+TERMUX_PKG_VERSION=4.0.18
+TERMUX_PKG_SRCURL=ftp://ftp.gnu.org/gnu/mtools/mtools-${TERMUX_PKG_VERSION}.tar.bz2
+TERMUX_PKG_SHA256=59e9cf80885399c4f229e5d87e49c0c2bfeec044e1386d59fcd0b0aead6b2f85
+TERMUX_PKG_DEPENDS="libandroid-support"
+
--- /dev/null
+Change UNUSED macro to a more modern equivalent to prevent clang from choking.
+
+--- tmp/sysincludes.h 2017-08-02 00:55:33.321338244 +0200
++++ mtools/src/sysincludes.h 2017-08-02 00:55:39.884624033 +0200
+@@ -103,7 +103,7 @@
+ # define PACKED __attribute__ ((packed))
+ # if __GNUC__ == 2 && __GNUC_MINOR__ > 6 || __GNUC__ >= 3
+ /* gcc 2.6.3 doesn't have "unused" */ /* mool */
+-# define UNUSED(x) x __attribute__ ((unused));x
++# define UNUSED(x) x __attribute__ ((unused))
+ # define UNUSEDP __attribute__ ((unused))
+ # else
+ # define UNUSED(x) x