message: feat(makefile) Do not use the `ifeq ($(IS_<platform>), 0)` pattern.
diff: @@ -164,7 +164,7 @@ endif
  # Singlepass
  ##
  -ifeq ($(IS_WINDOWS), 0)
  +ifneq (, $(filter 1, $(IS_DARWIN) $(IS_LINUX)))
  ifeq ($(IS_AMD64), 1)
  compilers += singlepass
  endif
  @@ -196,7 +196,7 @@ compilers_engines :=
  ifeq ($(HAS_CRANELIFT), 1)
  compilers_engines += cranelift-jit
  - ifeq ($(IS_WINDOWS), 0)
  + ifneq (, $(filter 1, $(IS_DARWIN) $(IS_LINUX)))
  ifeq ($(IS_AMD64), 1)
  ifneq ($(LIBC), musl)
  compilers_engines += cranelift-native
  @@ -210,7 +210,7 @@ endif
  ##
  ifeq ($(HAS_LLVM), 1)
  - ifeq ($(IS_WINDOWS), 0)
  + ifneq (, $(filter 1, $(IS_DARWIN) $(IS_LINUX)))
  ifeq ($(IS_AMD64), 1)
  compilers_engines += llvm-jit
  compilers_engines += llvm-native
  @@ -225,7 +225,7 @@ endif
  ##
  ifeq ($(HAS_SINGLEPASS), 1)
  - ifeq ($(IS_WINDOWS), 0)
  + ifneq (, $(filter 1, $(IS_DARWIN) $(IS_LINUX)))
  ifeq ($(IS_AMD64), 1)
  compilers_engines += singlepass-jit
  endif
  @@ -286,7 +286,7 @@ compiler_features := --features $(subst $(space),$(comma),$(compilers))
  #
  #####
  -ifeq ($(IS_WINDOWS), 0)
  +ifneq (, $(filter 1, $(IS_DARWIN) $(IS_LINUX)))
  bold := $(shell tput bold 2>/dev/null || echo -n '')
  green := $(shell tput setaf 2 2>/dev/null || echo -n '')
  reset := $(shell tput sgr0 2>/dev/null || echo -n '')
  @@ -301,7 +301,7 @@ endif
  $(info Host target: $(bold)$(green)$(HOST_TARGET)$(reset))
  $(info Available compilers: $(bold)$(green)${compilers}$(reset))
  $(info Compilers features: $(bold)$(green)${compiler_features}$(reset))
  -$(info Available compilers + engines for test: $(bold)$(green)${compilers_engines}$(reset))
  +$(info Available compilers + engines: $(bold)$(green)${compilers_engines}$(reset))
  $(info C API default features: $(bold)$(green)${capi_default_features}$(reset))
  @@ -547,7 +547,7 @@ test-integration:
  package-wapm:
  mkdir -p "package/bin"
  -ifeq ($(IS_WINDOWS), 0)
  +ifneq (, $(filter 1, $(IS_DARWIN) $(IS_LINUX)))
  if [ -d "wapm-cli" ]; then \
  cp wapm-cli/target/release/wapm package/bin/ ;\
  echo "#!/bin/bash\nwapm execute \"\$$@\"" > package/bin/wax ;\
  