dateutils: fix cross compile with upstream patch

srcpkgs/dateutils/patches/fix-crossbuild.diff

@@ -0,0 +1,36 @@
+diff --git a/m4/yuck.m4 b/m4/yuck.m4
+index 4796e9c..6ae4eb9 100644
+--- m4/yuck.m4
++++ m4/yuck.m4
+@@ -112,7 +112,30 @@ AC_DEFUN([AX_YUCK_SCMVER], [dnl
+ #define _XOPEN_SOURCE	600
+ #define VERSION_FILE	"${srcdir}/.version"
+ #include "yuck-scmver.c"
+-]])], [STIP_VERSION=`./conftest$EXEEXT`], [AC_MSG_RESULT([none])])
++]])], [STIP_VERSION=`./conftest$EXEEXT`], [AC_MSG_RESULT([none])], [dnl
++		AC_MSG_RESULT([impossible, cross-compiling])
++		if test -f "[]vfile[]" -o \
++			-f "${srcdir}/[]vfile[]" -o \
++			-f "${srcdir}/.version"; then
++			AC_MSG_NOTICE([
++Files that (possibly) mandate versions have been detected.
++These are `]vfile[' or `${srcdir}/]vfile[' or `${srcdir}/.version'.
++However, their contents cannot be automatically checked for integrity
++due to building for a platform other than the current one
++(cross-compiling).
++
++I will proceed with the most conservative guess for the stipulated
++version, which is `${VERSION}'.
++
++If that appears to be wrong, or needs overriding, please edit the
++aforementioned files manually.
++
++Also note, even though this project comes with all the tools to
++perform a successful bootstrap for any of the files above, should
++they go out of date or be deleted, they don't support cross-builds.
++			])
++		fi
++	])
+ 	CPPFLAGS="${save_CPPFLAGS}"
+ 	AC_LANG_POP([C])
+ 

srcpkgs/dateutils/template

@@ -1,7 +1,7 @@
 # Template file for 'dateutils'
 pkgname=dateutils
 version=0.3.2
-revision=2
+revision=3
 build_style=gnu-configure
 configure_args="ax_cv_zoneinfo_tzdir=/usr/share/zoneinfo"
 short_desc="Nifty command line date and time utilities"
@@ -10,12 +10,8 @@ license="BSD"
 homepage="http://www.fresse.org/dateutils/"
 distfiles="https://bitbucket.org/hroptatyr/dateutils/downloads/${pkgname}-${version}.tar.xz"
 checksum=551620b01c08d5feffb68fde6bb669fe09275dd316a79aeca0efcbe3ec774a3e
+hostmakedepends="automake libtool libltdl-devel"
 
 pre_configure() {
-	sed -i "/^## check\/generate version files/,/^## check for byteorder utils/d" configure
-	cat > version.mk <<EOF
-VERSION = $version
-PACKAGE_VERSION = \$(VERSION)
-PACKAGE_STRING = \$(PACKAGE) \$(VERSION)
-EOF
+	autoreconf -fi
 }