$NetBSD$

1. Handle CARGO_BUILD_TARGET in one more place, for the -I path.

2. Use PTHREAD_LDFLAGS, PTHREAD_LIBS, DL_LDFLAGS, DL_LIBS for newsboat.

2. Use PTHREAD_LDFLAGS, PTHREAD_LIBS, DL_LDFLAGS, DL_LIBS for podboat.

--- Makefile.orig	2024-09-22 15:05:50.000000000 +0000
+++ Makefile
@@ -23,7 +23,11 @@ CXX_FOR_BUILD?=$(CXX)
 DEFINES=-DLOCALEDIR='"$(localedir)"' -DCATCH_AMALGAMATED_CUSTOM_MAIN
 
 WARNFLAGS=-Werror -Wall -Wextra -Wunreachable-code
+ifdef CARGO_BUILD_TARGET
+INCLUDES=-Iinclude -Istfl -Ifilter -I. -Irss -I$(CARGO_TARGET_DIR)/$(CARGO_BUILD_TARGET)/cxxbridge/
+else
 INCLUDES=-Iinclude -Istfl -Ifilter -I. -Irss -I$(CARGO_TARGET_DIR)/cxxbridge/
+endif
 # Keep in sync with c++ version specified in FFI build.rs
 BARE_CXXFLAGS=-std=c++14 -O2 -ggdb $(INCLUDES)
 LDFLAGS+=-L.
@@ -57,7 +61,7 @@ FILTERLIB_OUTPUT=libfilter.a
 NEWSBOAT=newsboat
 NEWSBOAT_SRCS:=$(shell cat mk/newsboat.deps)
 NEWSBOAT_OBJS:=$(patsubst %.cpp,%.o,$(NEWSBOAT_SRCS))
-NEWSBOAT_LIBS=-lboat -lnewsboat -lfilter -lpthread -lrsspp -ldl
+NEWSBOAT_LIBS=-lboat -lnewsboat -lfilter ${PTHREAD_LDFLAGS} ${PTHREAD_LIBS} -lrsspp ${DL_LDFLAGS} ${DL_LIBS}
 
 RSSPPLIB_SRCS=$(sort $(wildcard rss/*.cpp))
 RSSPPLIB_OBJS=$(patsubst rss/%.cpp,rss/%.o,$(RSSPPLIB_SRCS))
@@ -66,7 +70,7 @@ RSSPPLIB_OUTPUT=librsspp.a
 PODBOAT=podboat
 PODBOAT_SRCS:=$(shell cat mk/podboat.deps)
 PODBOAT_OBJS:=$(patsubst %.cpp,%.o,$(PODBOAT_SRCS))
-PODBOAT_LIBS=-lboat -lnewsboat -lfilter -lpthread -ldl
+PODBOAT_LIBS=-lboat -lnewsboat -lfilter ${PTHREAD_LDFLAGS} ${PTHREAD_LIBS} ${DL_LDFLAGS} ${DL_LIBS}
 
 TEST_SRCS:=$(wildcard test/*.cpp test/test_helpers/*.cpp)
 TEST_OBJS:=$(patsubst %.cpp,%.o,$(TEST_SRCS))