diff --git a/lang/rexx-regina/files/patch-configure b/lang/rexx-regina/files/patch-configure
index c2d5e7ce589d..73ffe02485af 100644
--- a/lang/rexx-regina/files/patch-configure
+++ b/lang/rexx-regina/files/patch-configure
@@ -1,11 +1,43 @@
---- configure.orig	2012-10-16 06:34:08.000000000 +0200
-+++ configure	2013-02-04 21:07:09.000000000 +0100
-@@ -8654,7 +8654,13 @@
+--- configure.orig	2014-07-05 22:07:04.000000000 +0000
++++ configure
+@@ -3483,6 +3483,13 @@ case "$target" in
+          osis64bit=yes
+       fi
+       ;;
++   *-dragonfly*)
++      mach="`uname -m`"
++      if test "$mach" = "x86_64"; then
++         bitflag="64"
++         osis64bit=yes
++      fi
++      ;;
+    *-freebsd*)
+       mach="`uname -m`"
+       if test "$mach" = "amd64"; then
+@@ -6178,7 +6185,7 @@ $as_echo_n "checking whether Posix Threa
+    save_cflags="$CFLAGS"
+    pthread_libs="pthreads pthread c_r c"
+    case "$target" in
+-      *freebsd*)
++      *freebsd*|*dragonfly*)
+          CFLAGS="$CFLAGS -pthread"
+          ;;
+    esac
+@@ -6232,7 +6239,7 @@ rm -f core conftest.err conftest.$ac_obj
+                ;;
+             *linux*)
+                ;;
+-            *freebsd*)
++            *freebsd*|*dragonfly*)
+                THREADING_COMPILE="-pthread -D_REENTRANT -DPOSIX -DREGINA_REENTRANT"
+                THREADING_LINK="-pthread"
+                ;;
+@@ -8654,7 +8661,13 @@ case "$target" in
                  SHLPRE="lib"
                  SHL_LD="ld -assert pure-text -o ${SHLPRE}${SHLFILE}${SHLPST} "'$('SHOFILES')'
                  ;;
 -        *-freebsd* | *openbsd*)
-+        *freebsd*)
++        *freebsd*|*dragonfly*)
 +                LD_RXLIB_A1="$ac_cv_prog_CC -shared ${LDFLAGS} -o \$(@)"
 +                LD_RXLIB_A2="$ac_cv_prog_CC -shared ${LDFLAGS} -o \$(@)"
 +                LD_RXLIB_UTILA="$ac_cv_prog_CC -shared ${LDFLAGS} -o \$(@)"
@@ -15,3 +47,12 @@
                  if test "$ac_cv_prog_CC" = "gcc" -o "$ac_cv_prog_CC" = "g++" -o "$ac_cv_prog_CC" = "clang"; then
                     LD_RXLIB_A1="$ac_cv_prog_CC -shared ${LDFLAGS} -o \$(@)"
                     LD_RXLIB_A2="$ac_cv_prog_CC -shared ${LDFLAGS} -o \$(@)"
+@@ -9403,7 +9416,7 @@ $as_echo_n "checking OS distribution nam
+ $as_echo "$MYDISTRO" >&6; }
+ else
+    case "$target" in
+-      *freebsd* | *openbsd*)
++      *freebsd* | *openbsd* | *dragonfly*)
+          MYDISTRO="`echo $target | cut -f3 -d-`"
+       ;;
+       *darwin*)