[1558] try both -R and -Wl,-R as rpath compiler flags

configure.ac

@@ -53,11 +53,18 @@ AC_MSG_CHECKING([whether -R flag is available in linker])
 LDFLAGS_SAVED="$LDFLAGS"
 LDFLAGS="$LDFLAGS -R/usr/lib"
 AC_TRY_LINK([],[],
-	[ AC_MSG_RESULT(yes)
-		rpath_available=yes
-	],[ AC_MSG_RESULT(no)
-	rpath_available=no
-	])
+    [ AC_MSG_RESULT(yes)
+        rpath_flag=-R
+    ],[ AC_MSG_RESULT(no)
+        AC_MSG_CHECKING([whether -Wl,-R flag is available in linker])
+        LDFLAGS="$LDFLAGS_SAVED -Wl,-R"
+        AC_TRY_LINK([], [],
+            [ AC_MSG_RESULT(yes)
+                rpath_flag=-Wl,-R
+            ],[ AC_MSG_RESULT(no)
+                 rpath_flag=no
+            ])
+    ])
 LDFLAGS=$LDFLAGS_SAVED
 
 # allow building programs with static link.  we need to make it selective
@@ -202,10 +209,10 @@ fi
 # modules, we embed the path to the modules when possible.  We do this even
 # when the path is known in the common operational environment (e.g. when
 # it's stored in a common "hint" file) for simplicity.
-if test $rpath_available = yes; then
+if test $rpath_flag != no; then
 	python_rpath=
 	for flag in ${PYTHON_LDFLAGS}; do
-		python_rpath="${python_rpath} `echo $flag | sed -ne 's/^\(\-L\)/-R/p'`"
+		python_rpath="${python_rpath} `echo $flag | sed -ne "s/^\(\-L\)/${rpath_flag}/p"`"
 	done
 	PYTHON_LDFLAGS="${PYTHON_LDFLAGS} ${python_rpath}"
 fi
@@ -534,10 +541,10 @@ for flag in ${BOTAN_LIBS}; do
 done
 
 # See python_rpath for some info on why we do this
-if test $rpath_available = yes; then
+if test $rpath_flag != no; then
     BOTAN_RPATH=
     for flag in ${BOTAN_LIBS}; do
-            BOTAN_RPATH="${BOTAN_RPATH} `echo $flag | sed -ne 's/^\(\-L\)/-R/p'`"
+            BOTAN_RPATH="${BOTAN_RPATH} `echo $flag | sed -ne "s/^\(\-L\)/${rpath_flag}/p"`"
     done
 AC_SUBST(BOTAN_RPATH)