--- a/GNUmakefile	2024-12-10 19:17:18.107965992 -0000
+++ b/GNUmakefile	2024-12-10 19:17:25.319850369 -0000
@@ -19,7 +19,6 @@
 LUAPATH_FN = $(shell env CC='$(subst ',\\',$(CC))' CPPFLAGS='$(subst ',\\',$(CPPFLAGS))' LDFLAGS='$(subst ',\\',$(LDFLAGS))' $(LUAPATH) -krxm3 -I '$(subst ',\\',$(DESTDIR)$(includedir))' -I/usr/include -I/usr/local/include -P '$(subst ',\\',$(DESTDIR)$(bindir))' -P '$(subst ',\\',$(bindir))' -L '$(subst ',\\',$(DESTDIR)$(libdir))' -L '$(subst ',\\',$(libdir))' -v$(1) $(2))
 
 # check whether luapath can locate Lua $(1) headers
-HAVE_API_FN = $(and $(filter $(1),$(call LUAPATH_FN,$(1),version)),$(1)$(info enabling Lua $(1)))
 
 # check whether $(1) in LUA_APIS or $(LUA$(1:.=)_CPPFLAGS) is non-empty
 WITH_API_FN = $$(and $$(or $$(filter $(1),$$(LUA_APIS)),$$(LUA$(subst .,,$(1))_CPPFLAGS)),$(1))
@@ -168,18 +167,15 @@
 ifeq ($(origin ALL_CFLAGS), undefined)
 
 ifeq ($(VENDOR_CC_$(d)), gcc)
-ALL_CFLAGS += -O2 -std=gnu99 -fPIC
-ALL_CFLAGS += -g -Wall -Wextra $(call cc-option, -Wno-missing-field-initializers) $(call cc-option, -Wno-override-init) -Wno-unused
+ALL_CFLAGS +=  -std=gnu99 -fPIC
 endif
 
 ifeq ($(VENDOR_CC_$(d)), clang)
-ALL_CFLAGS += -O2 -std=gnu99 -fPIC
-ALL_CFLAGS += -g -Wall -Wextra -Wno-missing-field-initializers -Wno-initializer-overrides -Wno-unused -Wno-dollar-in-identifier-extension
+ALL_CFLAGS +=  -std=gnu99 -fPIC
 endif
 
 ifeq ($(VENDOR_CC_$(d)), sunpro)
 ALL_CFLAGS += -xcode=pic13
-ALL_CFLAGS += -g
 #
 # Solaris Studio supports anonymous unions just fine; but it complains
 # incessantly about them.
@@ -215,7 +211,6 @@
 #
 ifeq ($(origin ALL_LDFLAGS), undefined)
 
-ALL_LDFLAGS += -L$(DESTDIR)$(libdir) -L$(libdir)
 ALL_LDFLAGS += $(LDFLAGS)
 
 endif # ALL_LDFLAGS