=== modified file 'Makefile'
--- Makefile	2015-02-06 22:28:42 +0000
+++ Makefile	2015-01-29 12:44:39 +0000
@@ -1,5 +1,3 @@
-pkgconfig = $(shell PKG_CONFIG_PATH=$(PKG_CONFIG_PATH) pkg-config $(1))
-
 ifeq ($(shell uname),Darwin)
   LIBTOOL ?= glibtool
 else
@@ -21,15 +19,15 @@
   override LDFLAGS+=-pg
 endif
 
-ifeq ($(call pkg-config, --atleast-version=0.1.0 unibilium && echo 1),1)
-  override CFLAGS +=$(call pkg-config, --cflags unibilium) -DHAVE_UNIBILIUM
-  override LDFLAGS+=$(call pkg-config, --libs   unibilium)
-else ifeq ($(call pkg-config, tinfo && echo 1),1)
-  override CFLAGS +=$(call pkg-config, --cflags tinfo)
-  override LDFLAGS+=$(call pkg-config, --libs   tinfo)
-else ifeq ($(call pkg-config, ncursesw && echo 1),1)
-  override CFLAGS +=$(call pkg-config, --cflags ncursesw)
-  override LDFLAGS+=$(call pkg-config, --libs   ncursesw)
+ifeq ($(shell pkg-config --atleast-version=0.1.0 unibilium && echo 1),1)
+  override CFLAGS +=$(shell pkg-config --cflags unibilium) -DHAVE_UNIBILIUM
+  override LDFLAGS+=$(shell pkg-config --libs   unibilium)
+else ifeq ($(shell pkg-config tinfo && echo 1),1)
+  override CFLAGS +=$(shell pkg-config --cflags tinfo)
+  override LDFLAGS+=$(shell pkg-config --libs   tinfo)
+else ifeq ($(shell pkg-config ncursesw && echo 1),1)
+  override CFLAGS +=$(shell pkg-config --cflags ncursesw)
+  override LDFLAGS+=$(shell pkg-config --libs   ncursesw)
 else
   override LDFLAGS+=-lncurses
 endif
@@ -39,7 +37,7 @@
 
 DEMOS=demo demo-async
 
-ifeq ($(call pkg-config, glib-2.0 && echo 1),1)
+ifeq ($(shell pkg-config glib-2.0 && echo 1),1)
   DEMOS+=demo-glib
 endif
 
@@ -77,10 +75,10 @@
 	$(LIBTOOL) --mode=link --tag=CC $(CC) -o $@ $^
 
 demo-glib.lo: demo-glib.c termkey.h
-	$(LIBTOOL) --mode=compile --tag=CC $(CC) -o $@ -c $< $(call pkg-config, glib-2.0 --cflags)
+	$(LIBTOOL) --mode=compile --tag=CC $(CC) -o $@ -c $< $(shell pkg-config glib-2.0 --cflags)
 
 demo-glib: $(LIBRARY) demo-glib.lo
-	$(LIBTOOL) --mode=link --tag=CC $(CC) -o $@ $^ $(call pkg-config, glib-2.0 --libs)
+	$(LIBTOOL) --mode=link --tag=CC $(CC) -o $@ $^ $(shell pkg-config glib-2.0 --libs)
 
 t/%.t: t/%.c $(LIBRARY) t/taplib.lo
 	$(LIBTOOL) --mode=link --tag=CC $(CC) -o $@ $^