--- common/autoconf/flags.m4	Fri Feb 08 17:57:16 2019 -0800
+++ common/autoconf/flags.m4	Fri Feb 08 22:49:40 2019 -0800
@@ -548,6 +548,9 @@
     else
       CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN"
     fi
+    if test "x$OPENJDK_TARGET_OS" = xbsd; then
+      CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DVM_LITTLE_ENDIAN"
+    fi
   else
     # Same goes for _BIG_ENDIAN. Do we really need to set *ENDIAN on Solaris if they
     # are defined in the system?
@@ -556,6 +559,9 @@
     else
       CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_BIG_ENDIAN"
     fi
+    if test "x$OPENJDK_TARGET_OS" = xbsd; then
+      CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DVM_BIG_ENDIAN"
+    fi
   fi
   if test "x$OPENJDK_TARGET_CPU" = xppc64le; then
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DABI_ELFv2"
--- common/autoconf/generated-configure.sh	Fri Feb 08 17:57:16 2019 -0800
+++ common/autoconf/generated-configure.sh	Fri Feb 08 22:49:40 2019 -0800
@@ -41879,6 +41879,9 @@
     else
       CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_LITTLE_ENDIAN"
     fi
+    if test "x$OPENJDK_TARGET_OS" = xbsd; then
+      CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DVM_LITTLE_ENDIAN"
+    fi
   else
     # Same goes for _BIG_ENDIAN. Do we really need to set *ENDIAN on Solaris if they
     # are defined in the system?
@@ -41887,6 +41890,9 @@
     else
       CCXXFLAGS_JDK="$CCXXFLAGS_JDK -D_BIG_ENDIAN"
     fi
+    if test "x$OPENJDK_TARGET_OS" = xbsd; then
+      CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DVM_BIG_ENDIAN"
+    fi
   fi
   if test "x$OPENJDK_TARGET_CPU" = xppc64le; then
     CCXXFLAGS_JDK="$CCXXFLAGS_JDK -DABI_ELFv2"