diff --git a/src/Makefile.am b/src/Makefile.am
index 8401bdfa9..be8a472e5 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -20,6 +20,7 @@ AM_CPPFLAGS = \
 	-I$(top_srcdir)/lib/xmltree \
 	-I$(top_srcdir)/lib/libmd5sum \
 	-I$(top_srcdir)/lib/libupnpclient \
+	@SIGC_CFLAGS@ \
 	@FREETYPE_CFLAGS@ \
 	@LIBCS_CFLAGS@
 
diff --git a/src/daemonc/Makefile.am b/src/daemonc/Makefile.am
index 1132e999a..a92b6c3a2 100644
--- a/src/daemonc/Makefile.am
+++ b/src/daemonc/Makefile.am
@@ -10,6 +10,7 @@ AM_CPPFLAGS += \
 	-I$(top_srcdir)/lib/libconfigfile \
 	-I$(top_srcdir)/lib/libnet \
 	-I$(top_srcdir)/lib/xmltree \
+	@SIGC_CFLAGS@ \
 	@FREETYPE_CFLAGS@
 
 if BOXTYPE_COOL
diff --git a/src/driver/Makefile.am b/src/driver/Makefile.am
index 30a86f5a1..4c11fd4e0 100644
--- a/src/driver/Makefile.am
+++ b/src/driver/Makefile.am
@@ -12,6 +12,7 @@ AM_CPPFLAGS = \
 	-I$(top_srcdir)/lib/libconfigfile \
 	-I$(top_srcdir)/lib/connection \
 	-I$(top_srcdir)/lib/libeventserver \
+	@SIGC_CFLAGS@ \
 	@FREETYPE_CFLAGS@
 
 noinst_LIBRARIES = libneutrino_driver.a libneutrino_driver_netfile.a
diff --git a/src/driver/audiodec/Makefile.am b/src/driver/audiodec/Makefile.am
index f0824e60a..b395cabec 100644
--- a/src/driver/audiodec/Makefile.am
+++ b/src/driver/audiodec/Makefile.am
@@ -8,6 +8,7 @@ AM_CPPFLAGS = \
 	-I$(top_srcdir)/lib \
 	-I$(top_srcdir)/src/zapit/include \
 	-I$(top_srcdir)/lib/libconfigfile \
+	@SIGC_CFLAGS@ \
 	@FREETYPE_CFLAGS@
 
 if BOXTYPE_COOL
diff --git a/src/driver/pictureviewer/Makefile.am b/src/driver/pictureviewer/Makefile.am
index 8cf4d7404..8ea1ba760 100644
--- a/src/driver/pictureviewer/Makefile.am
+++ b/src/driver/pictureviewer/Makefile.am
@@ -7,6 +7,7 @@ AM_CPPFLAGS = \
 	-I$(top_srcdir)/src/zapit/include \
 	-I$(top_srcdir)/lib \
 	-I$(top_srcdir)/lib/libconfigfile \
+	@SIGC_CFLAGS@ \
 	@FREETYPE_CFLAGS@
 
 if BOXTYPE_COOL
diff --git a/src/gui/Makefile.am b/src/gui/Makefile.am
index 4133761b9..0930ca12b 100644
--- a/src/gui/Makefile.am
+++ b/src/gui/Makefile.am
@@ -27,6 +27,7 @@ AM_CPPFLAGS += \
 	-I$(top_srcdir)/lib/connection \
 	-I$(top_srcdir)/lib/xmltree \
 	-I$(top_srcdir)/lib/libupnpclient \
+	@SIGC_CFLAGS@ \
 	@CURL_CFLAGS@ \
 	@FREETYPE_CFLAGS@
 
diff --git a/src/gui/bedit/Makefile.am b/src/gui/bedit/Makefile.am
index c1c0ad56b..c161a849c 100644
--- a/src/gui/bedit/Makefile.am
+++ b/src/gui/bedit/Makefile.am
@@ -9,6 +9,7 @@ AM_CPPFLAGS += \
 	-I$(top_srcdir)/lib/libeventserver \
 	-I$(top_srcdir)/lib/libconfigfile \
 	-I$(top_srcdir)/lib/xmltree \
+	@SIGC_CFLAGS@ \
 	@FREETYPE_CFLAGS@
 
 if BOXTYPE_COOL
diff --git a/src/gui/components/Makefile.am b/src/gui/components/Makefile.am
index d34b274af..7f0a50687 100644
--- a/src/gui/components/Makefile.am
+++ b/src/gui/components/Makefile.am
@@ -9,6 +9,7 @@ AM_CPPFLAGS += \
 	-I$(top_srcdir)/lib/libeventserver \
 	-I$(top_srcdir)/lib/libconfigfile \
 	-I$(top_srcdir)/lib/xmltree \
+	@SIGC_CFLAGS@ \
 	@FREETYPE_CFLAGS@
 
 if BOXTYPE_COOL
diff --git a/src/gui/widget/Makefile.am b/src/gui/widget/Makefile.am
index 0b9dc86e9..60ad5ba8f 100644
--- a/src/gui/widget/Makefile.am
+++ b/src/gui/widget/Makefile.am
@@ -8,6 +8,7 @@ AM_CPPFLAGS += \
 	-I$(top_srcdir)/lib \
 	-I$(top_srcdir)/lib/libnet \
 	-I$(top_srcdir)/lib/libconfigfile \
+	@SIGC_CFLAGS@ \
 	@FREETYPE_CFLAGS@
 
 if BOXTYPE_COOL
diff --git a/src/nhttpd/tuxboxapi/coolstream/Makefile.am b/src/nhttpd/tuxboxapi/coolstream/Makefile.am
index e42353f59..6f30cdb4a 100644
--- a/src/nhttpd/tuxboxapi/coolstream/Makefile.am
+++ b/src/nhttpd/tuxboxapi/coolstream/Makefile.am
@@ -13,6 +13,7 @@ AM_CPPFLAGS += \
 	-I$(top_srcdir)/lib/libeventserver \
 	-I$(top_srcdir)/lib/libconfigfile \
 	-I$(top_srcdir)/lib/xmltree \
+	@SIGC_CFLAGS@ \
 	@FREETYPE_CFLAGS@
 
 if BOXTYPE_COOL
diff --git a/src/system/Makefile.am b/src/system/Makefile.am
index 2ceca86d1..e31bd3b7c 100644
--- a/src/system/Makefile.am
+++ b/src/system/Makefile.am
@@ -16,6 +16,7 @@ AM_CPPFLAGS = \
 	-I$(top_srcdir)/lib/libconfigfile \
 	-I$(top_srcdir)/lib/libmd5sum \
 	-I$(top_srcdir)/lib/xmltree \
+	@SIGC_CFLAGS@ \
 	@FREETYPE_CFLAGS@
 
 if BOXTYPE_COOL