Index: CMakeLists.txt
===================================================================
--- CMakeLists.txt	(revisión: 9886)
+++ CMakeLists.txt	(copia de trabajo)
@@ -190,6 +190,7 @@
 
 if (SIMUTRANS_USE_ZSTD)
 	target_sources(simutrans PRIVATE io/rdwr/zstd_file_rdwr_stream.cc)
+	target_include_directories(simutrans PRIVATE ${ZSTD_INCLUDE_DIRS})
 	target_compile_definitions(simutrans PRIVATE USE_ZSTD=1)
 	if (MSVC) 
 		target_link_libraries(simutrans PRIVATE zstd::libzstd_static)
@@ -206,6 +207,7 @@
 	if (SIMUTRANS_USE_FLUIDSYNTH_MIDI)
 		target_sources(simutrans PRIVATE music/fluidsynth.cc gui/loadsoundfont_frame.cc)
 		target_compile_definitions(simutrans PRIVATE USE_FLUIDSYNTH_MIDI=1)
+		target_include_directories(simutrans PRIVATE ${FluidSynth_INCLUDE_DIRS})
 		if (MINGW)
 			# not working because fluidsynth doesn't set static libraries for pkgconf
 			#target_link_libraries(simutrans PRIVATE ${FluidSynth_STATIC_LIBRARIES})