hashdeep: Build with 64-bit off_t

hashdeep requires 64-bit off_t and fails with an assertion at startup
if that is not satisfied.

Build against Android 7.0 (android-24) to have working 64_bit on
32-bit arches (arm and i686).

Fixes #1733.

packages/hashdeep/build.sh

@@ -1,9 +1,15 @@
 TERMUX_PKG_HOMEPAGE=http://md5deep.sourceforge.net/
 TERMUX_PKG_DESCRIPTION="Programs to compute hashsums of arbitrary number of files recursively"
 TERMUX_PKG_VERSION=4.4
+TERMUX_PKG_REVISION=1
 TERMUX_PKG_SRCURL=https://github.com/jessek/hashdeep/archive/v$TERMUX_PKG_VERSION.tar.gz
 TERMUX_PKG_SHA256=ad78d42142f9a74fe8ec0c61bc78d6588a528cbb9aede9440f50b6ff477f3a7f
+if [ "$TERMUX_ARCH_BITS" = 32 ]; then
+	# hashdeep requires 64-bit off_t.
+	TERMUX_PKG_API_LEVEL=24
+fi
 
 termux_step_pre_configure () {
 	sh bootstrap.sh
+	CPPFLAGS+=" -DTERMUX_EXPOSE_FILE_OFFSET64=1"
 }