--- a/Makefile
+++ b/Makefile
@@ -1136,14 +1136,14 @@
 BLD_TYPE= calc-dynamic-only
 #
 CC_SHARE= -fPIC
-DEFAULT_LIB_INSTALL_PATH= ${PWD}:/lib:/usr/lib:${LIBDIR}:/usr/local/lib
-LD_SHARE= "-Wl,-rpath,${DEFAULT_LIB_INSTALL_PATH}" \
-    "-Wl,-rpath-link,${DEFAULT_LIB_INSTALL_PATH}"
-LIBCALC_SHLIB= -shared "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
+LD_SHARE=
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 ifdef ALLOW_CUSTOM
-LIBCUSTCALC_SHLIB= -shared "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 else
-LIBCUSTCALC_SHLIB=
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 endif
 #
 CC_STATIC=
@@ -1173,7 +1173,6 @@
 BLD_TYPE= calc-dynamic-only
 #
 CC_SHARE= -fPIC
-DEFAULT_LIB_INSTALL_PATH= ${PWD}:${LIBDIR}:/usr/local/lib
 LD_SHARE= ${DARWIN_ARCH}
 #SET_INSTALL_NAME= no
 SET_INSTALL_NAME= yes
@@ -1249,14 +1248,14 @@
 BLD_TYPE= calc-dynamic-only
 #
 CC_SHARE= -fPIC
-DEFAULT_LIB_INSTALL_PATH= ${PWD}:/lib:/usr/lib:${LIBDIR}:/usr/local/lib
-LD_SHARE= "-Wl,-rpath,${DEFAULT_LIB_INSTALL_PATH}" \
-    "-Wl,-rpath-link,${DEFAULT_LIB_INSTALL_PATH}"
-LIBCALC_SHLIB= -shared "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
+LD_SHARE=
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 ifdef ALLOW_CUSTOM
-LIBCUSTCALC_SHLIB= -shared "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 else
-LIBCUSTCALC_SHLIB=
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 endif
 #
 CC_STATIC=
@@ -1294,12 +1293,10 @@
 BLD_TYPE= calc-dynamic-only
 #
 CC_SHARE= -fPIC
-DEFAULT_LIB_INSTALL_PATH= ${PWD}:/lib:/usr/lib:${LIBDIR}:/usr/local/lib
-LD_SHARE= "-Wl,-rpath,${DEFAULT_LIB_INSTALL_PATH}" \
-    "-Wl,-rpath-link,${DEFAULT_LIB_INSTALL_PATH}"
-LIBCALC_SHLIB= -shared "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
+LD_SHARE=
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 ifdef ALLOW_CUSTOM
-LIBCUSTCALC_SHLIB= -shared "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
 else
 LIBCUSTCALC_SHLIB=
 endif
@@ -1333,12 +1330,10 @@
 BLD_TYPE= calc-dynamic-only
 #
 CC_SHARE= -fPIC
-DEFAULT_LIB_INSTALL_PATH= ${PWD}:/lib:/usr/lib:${LIBDIR}:/usr/local/lib
-LD_SHARE= "-Wl,-rpath,${DEFAULT_LIB_INSTALL_PATH}" \
-    "-Wl,-rpath-link,${DEFAULT_LIB_INSTALL_PATH}"
-LIBCALC_SHLIB= -shared "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
+LD_SHARE=
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 ifdef ALLOW_CUSTOM
-LIBCUSTCALC_SHLIB= -shared "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
 else
 LIBCUSTCALC_SHLIB=
 endif
@@ -1370,12 +1365,10 @@
 BLD_TYPE= calc-static-only
 #
 CC_SHARE= -fPIC
-DEFAULT_LIB_INSTALL_PATH= ${PWD}:/lib:/usr/lib:${LIBDIR}:/usr/local/lib
-LD_SHARE= "-Wl,-rpath,${DEFAULT_LIB_INSTALL_PATH}" \
-    "-Wl,-rpath-link,${DEFAULT_LIB_INSTALL_PATH}"
-LIBCALC_SHLIB= -shared "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
+LD_SHARE=
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 ifdef ALLOW_CUSTOM
-LIBCUSTCALC_SHLIB= -shared "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
 else
 LIBCUSTCALC_SHLIB=
 endif
@@ -1411,11 +1404,9 @@
 BLD_TYPE= calc-static-only
 #
 CC_SHARE= -fPIC
-DEFAULT_LIB_INSTALL_PATH= ${PWD}:/lib:/usr/lib:${LIBDIR}:/usr/local/lib
-LD_SHARE= "-Wl,-rpath,${DEFAULT_LIB_INSTALL_PATH}" \
-    "-Wl,-rpath-link,${DEFAULT_LIB_INSTALL_PATH}"
-LIBCALC_SHLIB= -shared "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
-LIBCUSTCALC_SHLIB= -shared "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LD_SHARE=
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
 #
 CC_STATIC=
 LD_STATIC=
@@ -1470,12 +1461,11 @@
 BLD_TYPE= calc-static-only
 #
 CC_SHARE= -fPIC
-DEFAULT_LIB_INSTALL_PATH= ${PWD}:/lib:/usr/lib:${LIBDIR}:/usr/local/lib
-LD_SHARE= "-Wl,-rpath,${DEFAULT_LIB_INSTALL_PATH}" \
-    "-Wl,-rpath-link,${DEFAULT_LIB_INSTALL_PATH}"
-LIBCALC_SHLIB= -shared "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
+LD_SHARE=
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 ifdef ALLOW_CUSTOM
 LIBCUSTCALC_SHLIB= -shared "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
 else
 LIBCUSTCALC_SHLIB=
 endif
@@ -1510,14 +1500,14 @@
 BLD_TYPE= calc-static-only
 #
 CC_SHARE= -fPIC
-DEFAULT_LIB_INSTALL_PATH= ${PWD}:/lib:/usr/lib:${LIBDIR}:/usr/local/lib
-LD_SHARE= "-Wl,-rpath,${DEFAULT_LIB_INSTALL_PATH}" \
-    "-Wl,-rpath-link,${DEFAULT_LIB_INSTALL_PATH}"
-LIBCALC_SHLIB= -shared "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
+LD_SHARE=
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 ifdef ALLOW_CUSTOM
-LIBCUSTCALC_SHLIB= -shared "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 else
-LIBCUSTCALC_SHLIB=
+LIBCUSTCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcustcalc${LIB_EXT_VERSION}"
+LIBCALC_SHLIB= -shared ${LDFLAGS} "-Wl,-soname,libcalc${LIB_EXT_VERSION}"
 endif
 #
 CC_STATIC=
@@ -2110,7 +2100,7 @@
 
 calc${EXT}: .hsrc ${CALCOBJS} ${CALC_DYNAMIC_LIBS} ${MAKE_FILE}
 	${RM} -f $@
-	${CC} ${CALCOBJS} ${LDFLAGS} ${LD_SHARE} ${CALC_DYNAMIC_LIBS} \
+	${CC} ${LDFLAGS} ${CALCOBJS} ${LD_SHARE} ${CALC_DYNAMIC_LIBS} \
 	      ${READLINE_LIB} ${READLINE_EXTRAS} -o $@
 
 libcalc${LIB_EXT_VERSION}: ${LIBOBJS} ver_calc${EXT} ${MAKE_FILE}