Makefile           | 27 ++++++++++++++++-----------
 src/tools/Makefile |  6 +++---
 2 files changed, 19 insertions(+), 14 deletions(-)

diff --git a/Makefile b/Makefile
index 7f240db..222c4f1 100644
--- a/Makefile
+++ b/Makefile
@@ -771,17 +771,17 @@ all
 "PIC=$(PIC_$(OS)_$(ENV))" \
 "CCx=$(CC_$(OS)_$(ENV))" \
 "LDx=$(LD_$(OS)_$(ENV))" \
-"COPTIONS=$(UCOPTIONS) $(COPTIONS_$(OS)_$(ENV))" \
+"COPTIONS=$(CFLAGS) $(COPTIONS_$(OS)_$(ENV))" \
 "SYSLIBS=$(SYSLIBSshr_$(OS)_$(ENV))" \
 "SHAREDEXT=$(SHAREDEXT_$(OS))" \
-"LDOPTIONS=$(LDOPTIONS_$(OS)_$(ENV))" \
+"LDOPTIONS=$(LDFLAGS) $(LDOPTIONS_$(OS)_$(ENV))" \
 "AROPTIONS=$(AROPTIONS_$(OS))" \
 "RANLIB=$(RANLIB_$(OS))" \
 all
 	@cd $(TOOLSsrcDIR); $(MAKE) \
 "CURSES=$(AND.$(CURSES).$(CURSES_$(OS)_$(ENV)))" \
 "CCx=$(CC_$(OS)_$(ENV))" \
-"COPTIONS=$(COPTIONS_$(OS)_$(ENV))" \
+"COPTIONS=$(CFLAGS) $(COPTIONS_$(OS)_$(ENV))" \
 "COPTIONSld=$(COPTIONSld_$(OS)_$(ENV))" \
 "SYSLIBS=$(SYSLIBSexe_$(OS)_$(ENV))" \
 "CURSESLIB=$(CURSESLIB_$(OS)_$(ENV))" \
@@ -791,9 +791,9 @@ all
 "FCx=$(FC_$(OS))" \
 "CCx=$(CC_$(OS)_$(ENV))" \
 "SHARED=$(AND.$(SHARED).$(SHARED_$(OS)))" \
-"FOPTIONS=$(FOPTIONS_$(OS)) $(FOPTIONS_$(OS)_$(ENV))" \
+"FOPTIONS=$(FFLAGS) $(FOPTIONS_$(OS)) $(FOPTIONS_$(OS)_$(ENV))" \
 "FOPTIONSld=$(FOPTIONSld_$(OS)) $(FOPTIONSld_$(OS)_$(ENV))" \
-"COPTIONS=$(COPTIONS_$(OS)_$(ENV))" \
+"COPTIONS=$(CFLAGS) $(COPTIONS_$(OS)_$(ENV))" \
 "COPTIONSld=$(COPTIONSld_$(OS)_$(ENV))" \
 "SYSLIBS=$(SYSLIBSexe_$(OS)_$(ENV))" \
 "SHAREDEXT=$(SHAREDEXT_$(OS))" \
@@ -829,12 +829,17 @@ install: install.$(PART)
 install.all: install.definitions install.include install.lib \
 	     install.tools install.help_ notify.user copy.leapseconds
 
-install.definitions: create.bin copy.definitions change.definitions
+install.definitions: create.bin
 install.include: create.include copy.include
 install.tools: create.bin copy.tools
 install.help_: create.help copy.help
 
 install.lib: create.lib copy.lib.a
+	@if [ -f $(LIBsrcDIR)/libcdf.$(SHAREDEXT) ] ; then \
+	   $(MAKE) "INSTALLDIR=$(INSTALLDIR)" install.lib.so ; \
+	 else \
+	   $(NULL) ; \
+	 fi
 	@if [ -f $(LIBsrcDIR)/libcdf.so ] ; then \
 	   $(MAKE) "INSTALLDIR=$(INSTALLDIR)" install.lib.so ; \
 	 else \
@@ -940,8 +945,8 @@ copy.include:
 	      cp $(INCsrcDIR)/cdfconfig.h $(INSTALLDIR)/include
 
 copy.lib.so:
-	@echo cp $(LIBsrcDIR)/libcdf.so $(INSTALLDIR)/lib
-	      cp $(LIBsrcDIR)/libcdf.so $(INSTALLDIR)/lib
+	@echo cp $(LIBsrcDIR)/libcdf.$(SHAREDEXT) $(INSTALLDIR)/lib
+	      cp $(LIBsrcDIR)/libcdf.$(SHAREDEXT) $(INSTALLDIR)/lib
 
 copy.lib.sl:
 	@echo cp $(LIBsrcDIR)/libcdf.sl $(INSTALLDIR)/lib
@@ -2128,15 +2133,15 @@ show.posix.alphaI: show.supported
 show.supported:
 	@echo SHARED is $(SUPPORTED.$(SHARED_$(OS)))
 	@echo CURSES is $(SUPPORTED.$(CURSES_$(OS)_$(ENV)))
-	@echo FOPTIONS=$(FOPTIONS_$(OS))
+	@echo FOPTIONS=$(FFLAGS) $(FOPTIONS_$(OS))
 	@echo FOPTIONSld=$(FOPTIONSld_$(OS))
 	@echo SHAREDEXT=$(SHAREDEXT_$(OS))
-	@echo LDOPTIONSlibcdf=$(LDOPTIONS_$(OS)_$(ENV))
+	@echo LDOPTIONSlibcdf=$(LDFLAGS) $(LDOPTIONS_$(OS)_$(ENV))
 	@echo RANLIB=$(RANLIB_$(OS))
 	@echo FCx=$(FC_$(OS))
 	@echo CCx=$(CC_$(OS)_$(ENV))
 	@echo PIC=$(PIC_$(OS)_$(ENV))
-	@echo COPTIONS=$(COPTIONS_$(OS)_$(ENV))
+	@echo COPTIONS=$(CFLAGS) $(COPTIONS_$(OS)_$(ENV))
 	@echo COPTIONSld=$(COPTIONSld_$(OS)_$(ENV))
 	@echo CURSESLIB=$(CURSESLIB_$(OS)_$(ENV))
 	@echo SYSLIBSexe=$(SYSLIBSexe_$(OS)_$(ENV))
diff --git a/src/tools/Makefile b/src/tools/Makefile
index 3773c0c..1cabf61 100644
--- a/src/tools/Makefile
+++ b/src/tools/Makefile
@@ -40,12 +40,12 @@ CURSESLIB=-lncurses
 INCLUDEcdf= ../include
 
 CC=$(CCx)
-CFLAGS=$(COPTIONS) -I$(INCLUDEcdf)
-CFLAGSld=$(COPTIONSld)
+CFLAGS:=$(CFLAGS) $(COPTIONS) -I$(INCLUDEcdf)
+CFLAGSld=$(LDFLAGS) $(COPTIONSld)
 
 WHICHOS=$(shell uname -a | cut -f1 -d" ")
 ifeq ("$(WHICHOS)","Darwin")
-  LIBCDFa=../lib/libcdf.a
+  LIBCDFa=../lib/libcdf.so.3
 else
   WHICHOS=$(shell uname -a | cut -f7 -d" ")
   ifeq ("$(WHICHOS)","Cygwin")