--- a/Makefile	2026-07-08 13:44:45.889262199 +0900
+++ b/Makefile	2026-07-08 13:59:48.198029034 +0900
@@ -41,19 +41,19 @@
 ifeq ($(UNAME_S),Linux)
   ifeq ($(DYNAMIC_LIBS),)
     # All .a found: fully static binary (default for Linux)
-    LD_FLAGS := $(foreach librarydir,$(LIBRARY_DIRS),-L$(librarydir)) $(PKG_LDFLAGS) -static -Wl,--no-as-needed -pthread $(LIBS) $(LD_FLAGS)
+    LDFLAGS := $(foreach librarydir,$(LIBRARY_DIRS),-L$(librarydir)) $(PKG_LDFLAGS) -static -Wl,--no-as-needed -pthread $(LIBS) $(LDFLAGS)
   else
     # Some .a missing (e.g. conda): link .a directly + dynamic fallback
-    LD_FLAGS := $(foreach librarydir,$(LIBRARY_DIRS),-L$(librarydir)) $(PKG_LDFLAGS) $(STATIC_LIBS) $(DYNAMIC_LIBS) -lpthread $(LD_FLAGS)
+    LDFLAGS := $(foreach librarydir,$(LIBRARY_DIRS),-L$(librarydir)) $(PKG_LDFLAGS) $(STATIC_LIBS) $(DYNAMIC_LIBS) -lpthread $(LDFLAGS)
   endif
 else
   # macOS: .a preferred, fallback to dynamic
-  LD_FLAGS := $(foreach librarydir,$(LIBRARY_DIRS),-L$(librarydir)) $(PKG_LDFLAGS) $(STATIC_LIBS) $(DYNAMIC_LIBS) -lpthread $(LD_FLAGS)
+  LDFLAGS := $(foreach librarydir,$(LIBRARY_DIRS),-L$(librarydir)) $(PKG_LDFLAGS) $(STATIC_LIBS) $(DYNAMIC_LIBS) -lpthread $(LDFLAGS)
 endif
 
 
 ${BIN_TARGET}:${OBJ}
-	$(CXX) $(OBJ) -o $@ $(LD_FLAGS)
+	$(CXX) $(OBJ) -o $@ $(LDFLAGS)
 
 # to force fully static linking (Linux only)
 STATIC_FLAGS := -static -Wl,--no-as-needed -pthread