Workaround: In alpine libftdi is named libftdi1

Makefile

@@ -11,14 +11,12 @@ BIN_DIR = bin
 
 INCLUDES := inc
 
-#Alpine Linux ftdi include path
+#Alpine Linux names libftdi libftdi1
+ifneq "$(findstring Alpine,$(shell head -1 /etc/issue))" ""
 INCLUDES += /usr/include/libftdi1
-
-DISTRO=$(shell head -1 /etc/issue)
-ifeq "$(findstring Alpine,$(DISTRO))" ""
-LIBS := ftdi
-else
 LIBS := ftdi1
+else
+LIBS := ftdi
 endif
 
 LD_FLAGS :=
@@ -37,10 +35,6 @@ THIS_MAKEFILE := $(lastword $(MAKEFILE_LIST))
 all: $(TARGET)
 
 $(TARGET): $(OBJS) $(THIS_MAKEFILE)
-	head -1 /etc/issue
-	echo "$(LIBS)"
-	echo "$(DISTRO)"
-	echo "$(findstring Alpine,$(DISTRO))"
 	@mkdir -p $(BIN_DIR)
 	$(CC) $(C_FLAGS) $(LD_FLAGS) $(OBJS) $(addprefix -l,$(LIBS)) -o $@