AM_LIBAPR_CFLAGS := $(shell ./libs/apr/apr-1-config --cflags)
AM_LIBAPR_CPPFLAGS := $(shell ./libs/apr/apr-1-config --cppflags --includes)
AM_LIBAPR_LDFLAGS := $(shell ./libs/apr/apr-1-config --ldflags)
-AM_LIBAPR_LIBS := $(subst $(CURDIR)/,,$(shell ./libs/apr/apr-1-config \--link-libtool \--libs))
+AM_LIBAPR_LIBS := $(subst $(switch_srcdir)/,,$(shell ./libs/apr/apr-1-config \--link-libtool \--libs))
AM_LIBAPU_CPPFLAGS := $(shell ./libs/apr-util/apu-1-config --includes)
AM_LIBAPU_LDFLAGS := $(shell ./libs/apr-util/apu-1-config --ldflags)
-AM_LIBAPU_LIBS := $(subst $(CURDIR)/,,$(shell ./libs/apr-util/apu-1-config \--link-libtool \--libs))
+AM_LIBAPU_LIBS := $(subst $(switch_srcdir)/,,$(shell ./libs/apr-util/apu-1-config \--link-libtool \--libs))
AM_CFLAGS = $(SWITCH_AM_CFLAGS) $(SWITCH_ANSI_CFLAGS)
AM_CPPFLAGS = $(SWITCH_AM_CXXFLAGS) -Ilibs/sofia-sip/libsofia-sip-ua/sdp -Ilibs/sofia-sip/libsofia-sip-ua/su