Patch by Andreas Enge <andreas@enge.fr>.
Remedy the absence of ldconfig and explicitly create an additional symbolic
link to the flint library, as discussed privately with upstream.

diff -r -u flint-2.5.2.orig/configure flint-2.5.2/configure
--- flint-2.5.2.orig/configure	2015-08-13 18:16:22.000000000 +0200
+++ flint-2.5.2/configure	2015-08-14 17:38:14.316284437 +0200
@@ -714,6 +714,7 @@
 echo "FLINT_SHARED=$SHARED" >> Makefile
 echo "FLINT_LIB=$FLINT_LIB" >> Makefile
 echo "FLINT_LIBNAME=$FLINT_LIBNAME" >> Makefile
+echo "FLINT_MAJOR=$FLINT_MAJOR" >> Makefile
 echo "FLINT_SOLIB=$FLINT_SOLIB" >> Makefile
 echo "EXEEXT=$EXEEXT" >> Makefile
 echo "PREFIX=$PREFIX" >> Makefile
diff -r -u flint-2.5.2.orig/Makefile.in flint-2.5.2/Makefile.in
--- flint-2.5.2.orig/Makefile.in	2015-08-13 18:16:22.000000000 +0200
+++ flint-2.5.2/Makefile.in	2015-08-14 17:38:50.584774817 +0200
@@ -118,6 +118,7 @@
 		$(LDCONFIG) -n "$(CURDIR)"; \
 	fi
 	ln -sf "$(FLINT_LIB)" "$(FLINT_LIBNAME)"; \
+	ln -sf "$(FLINT_LIB)" "$(FLINT_LIBNAME).$(FLINT_MAJOR)"; \
 
 libflint.a: $(OBJS) $(LIB_SOURCES) $(EXT_SOURCES) $(HEADERS) $(EXT_HEADERS) | build build/interfaces
 	$(AT)$(foreach ext, $(EXTENSIONS), $(foreach dir, $(filter-out %templates, $(patsubst $(ext)/%.h, %, $(wildcard $(ext)/*.h))), mkdir -p build/$(dir); BUILD_DIR=$(CURDIR)/build/$(dir); export BUILD_DIR; MOD_DIR=$(dir); export MOD_DIR; $(MAKE) -f $(CURDIR)/Makefile.subdirs -C $(ext)/$(dir) static || exit $$?;))
