fix: ports - netsurf renders pages (mmap, resources, error loop)

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01NQRTGoYgnZQsh7uCh6Jsxm

www-client/netsurf/Makefile

@@ -86,6 +86,12 @@ NETSURF_ARGS := \
 # it references.
 COMPAT_LIB := $(CURDIR)/compat/libnscompat.a
 
+# NetSurf formats floats (page load time in the status bar, plot coordinates).
+# The Montauk libc keeps %e/%f/%g in a separate archive member reached by a
+# WEAK reference, and a weak undefined ref does not extract a member -- without
+# this the status bar reads "Done (%fs)". See programs/lib/libc/printf_float.c.
+NS_LDFLAGS := $(COMPAT_LIB) -Wl,-u,_pf_putfloat
+
 $(COMPAT_LIB): compat/iconv.c compat/iconv.h
 	$(CC) $(NETSURF_CFLAGS) -std=gnu99 -c compat/iconv.c -o compat/iconv.o
 	$(AR) rcs $@ compat/iconv.o
@@ -96,7 +102,7 @@ all: netsurf-build
 
 netsurf-build: $(COMPAT_LIB)
 	@$(call ns_patch,$(UPSTREAM))
-	CFLAGS="$(NETSURF_CFLAGS)" LDFLAGS="$(COMPAT_LIB)" $(NS_ENV) \
+	CFLAGS="$(NETSURF_CFLAGS)" LDFLAGS="$(NS_LDFLAGS)" $(NS_ENV) \
 	    $(NS_MAKE) -C $(UPSTREAM) $(NETSURF_ARGS)
 	@test -f $(NS_BUILD_OUT) || { echo "netsurf: expected $(NS_BUILD_OUT)" >&2; exit 1; }
 	@echo "Built: $(NS_BUILD_OUT) ($$(stat -c%s $(NS_BUILD_OUT)) bytes)"
@@ -108,7 +114,12 @@ netsurf-build: $(COMPAT_LIB)
 install: netsurf-build
 	mkdir -p $(NS_INSTALL)/netsurf
 	cp $(NS_BUILD_OUT) $(NS_INSTALL)/nsmonkey.elf
-	cp -r $(UPSTREAM)/frontends/monkey/res/. $(NS_INSTALL)/netsurf/
+	# -L, not -r alone: nearly everything in a NetSurf frontend res/ dir is a
+	# symlink into ../../../resources/. Copied as links they dangle outside
+	# the installed tree, and the ramdisk turns a symlink into a ZERO-LENGTH
+	# FILE (Fs/Ramdisk.cpp only handles typeflag '5'), so default.css and
+	# welcome.html arrive empty and every page lays out to nothing.
+	cp -rL $(UPSTREAM)/frontends/monkey/res/. $(NS_INSTALL)/netsurf/
 	@echo "installed: 0:/os/nsmonkey.elf + 0:/os/netsurf/ resources"
 
 uninstall: