Make the public headers a dependency of the libjulia targets.

When doing 'make install', we're building the 'julia-release' target and not the 'release' one.

src/Makefile

@@ -117,7 +117,7 @@ endif
 default: $(JULIA_BUILD_MODE) # contains either "debug" or "release"
 all: debug release
 
-release debug: %: libjulia-% $(PUBLIC_HEADER_TARGETS)
+release debug: %: libjulia-%
 
 $(BUILDDIR):
 	mkdir -p $(BUILDDIR)
@@ -264,7 +264,7 @@ $(BUILDDIR)/libjulia-debug.a: $(SRCDIR)/julia.expmap $(DOBJS) $(BUILDDIR)/flisp/
 	rm -f $@
 	@$(call PRINT_LINK, ar -rcs $@ $(DOBJS))
 
-libjulia-debug: $(build_shlibdir)/libjulia-debug.$(JL_MAJOR_MINOR_SHLIB_EXT)
+libjulia-debug: $(build_shlibdir)/libjulia-debug.$(JL_MAJOR_MINOR_SHLIB_EXT) $(PUBLIC_HEADER_TARGETS)
 
 $(build_shlibdir)/libjulia.$(JL_MAJOR_MINOR_SHLIB_EXT): $(SRCDIR)/julia.expmap $(OBJS) $(BUILDDIR)/flisp/libflisp.a $(BUILDDIR)/support/libsupport.a $(LIBUV)
 	@$(call PRINT_LINK, $(CXXLD) $(CXXFLAGS) $(CXXLDFLAGS) $(SHIPFLAGS) $(OBJS) $(RPATH_LIB) -o $@ $(LDFLAGS) $(JLIBLDFLAGS) $(RELEASE_LIBS) $(SONAME))
@@ -278,7 +278,7 @@ endif
 $(BUILDDIR)/libjulia.a: julia.expmap $(OBJS) $(BUILDDIR)/flisp/libflisp.a $(BUILDDIR)/support/libsupport.a
 	rm -f $@
 	@$(call PRINT_LINK, ar -rcs $@ $(OBJS))
-libjulia-release: $(build_shlibdir)/libjulia.$(JL_MAJOR_MINOR_SHLIB_EXT)
+libjulia-release: $(build_shlibdir)/libjulia.$(JL_MAJOR_MINOR_SHLIB_EXT) $(PUBLIC_HEADER_TARGETS)
 
 clean:
 	-rm -fr $(build_shlibdir)/libjulia* $(build_shlibdir)/libccalltest*