Index: uspace/lib/libc/Makefile
===================================================================
--- uspace/lib/libc/Makefile	(revision facebd56444e3295d5e55e8e6f5ebf652c5c4b04)
+++ uspace/lib/libc/Makefile	(revision 3c80f2ba924af168dfc3e3a650b8f57db0fe8c00)
@@ -28,4 +28,5 @@
 #
 
+-include ../../../Makefile.common
 -include ../../../Makefile.config
 
Index: uspace/lib/libc/Makefile.toolchain
===================================================================
--- uspace/lib/libc/Makefile.toolchain	(revision facebd56444e3295d5e55e8e6f5ebf652c5c4b04)
+++ uspace/lib/libc/Makefile.toolchain	(revision 3c80f2ba924af168dfc3e3a650b8f57db0fe8c00)
@@ -53,31 +53,13 @@
 AFLAGS =
 
-## Cross-toolchain prefix
-#
-
-ifndef CROSS_PREFIX
-	CROSS_PREFIX = /usr/local
-endif
-
 ## Setup platform configuration
 #
 
+-include $(LIBC_PREFIX)/../../../Makefile.common
 -include $(LIBC_PREFIX)/../../../Makefile.config
 -include $(LIBC_PREFIX)/../../../config.defs
 -include $(LIBC_PREFIX)/arch/$(UARCH)/Makefile.inc
 
-## Simple detection of the host system
-#
-HOST = $(shell uname)
-
-## On Solaris, some utilities have different names
-#
-ifeq ($(HOST),SunOS)
-	BINUTILS_PREFIX = "g"
-else
-	BINUTILS_PREFIX = ""
-endif
-
-## Toolchain configuration
+## Compilation options
 #
 
@@ -85,11 +67,4 @@
 
 ifeq ($(COMPILER),gcc_cross)
-	CC = $(TOOLCHAIN_DIR)/$(TARGET)-gcc
-	GCC = $(CC)
-	AS = $(TOOLCHAIN_DIR)/$(TARGET)-as
-	LD = $(TOOLCHAIN_DIR)/$(TARGET)-ld
-	AR = $(TOOLCHAIN_DIR)/$(TARGET)-ar
-	OBJCOPY = $(TOOLCHAIN_DIR)/$(TARGET)-objcopy
-	OBJDUMP = $(TOOLCHAIN_DIR)/$(TARGET)-objdump
 	CFLAGS = $(GCC_CFLAGS)
 	DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
@@ -97,11 +72,4 @@
 
 ifeq ($(COMPILER),gcc_native)
-	CC = gcc
-	GCC = $(CC)
-	AS = $(BINUTILS_PREFIX)as
-	LD = $(BINUTILS_PREFIX)ld
-	AR = $(BINUTILS_PREFIX)ar
-	OBJCOPY = $(BINUTILS_PREFIX)objcopy
-	OBJDUMP = $(BINUTILS_PREFIX)objdump
 	CFLAGS = $(GCC_CFLAGS)
 	DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
@@ -109,11 +77,4 @@
 
 ifeq ($(COMPILER),icc)
-	CC = icc
-	GCC = gcc
-	AS = as
-	LD = ld
-	AR = ar
-	OBJCOPY = objcopy
-	OBJDUMP = objdump
 	CFLAGS = $(ICC_CFLAGS)
 	DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
@@ -121,11 +82,4 @@
 
 ifeq ($(COMPILER),clang)
-	CC = clang
-	GCC = gcc
-	AS = $(BINUTILS_PREFIX)as
-	LD = $(BINUTILS_PREFIX)ld
-	AR = $(BINUTILS_PREFIX)ar
-	OBJCOPY = $(BINUTILS_PREFIX)objcopy
-	OBJDUMP = $(BINUTILS_PREFIX)objdump
 	CFLAGS = $(CLANG_CFLAGS)
 	DEPEND_DEFS = $(DEFS) $(CONFIG_DEFS)
Index: uspace/lib/libc/arch/abs32le/Makefile.inc
===================================================================
--- uspace/lib/libc/arch/abs32le/Makefile.inc	(revision facebd56444e3295d5e55e8e6f5ebf652c5c4b04)
+++ uspace/lib/libc/arch/abs32le/Makefile.inc	(revision 3c80f2ba924af168dfc3e3a650b8f57db0fe8c00)
@@ -27,23 +27,4 @@
 #
 
-## Toolchain configuration
-#
-
-ifeq ($(COMPILER),gcc_cross)
-	TOOLCHAIN_DIR = $(CROSS_PREFIX)/$(CROSS_TARGET)/bin
-	
-	ifeq ($(CROSS_TARGET),arm32)
-		TARGET = arm-linux-gnu
-	endif
-	
-	ifeq ($(CROSS_TARGET),ia32)
-		TARGET = i686-pc-linux-gnu
-	endif
-	
-	ifeq ($(CROSS_TARGET),mips32)
-		TARGET = mipsel-linux-gnu
-	endif
-endif
-
 ifeq ($(COMPILER),clang)
 	CLANG_ARCH = i386
Index: uspace/lib/libc/arch/amd64/Makefile.inc
===================================================================
--- uspace/lib/libc/arch/amd64/Makefile.inc	(revision facebd56444e3295d5e55e8e6f5ebf652c5c4b04)
+++ uspace/lib/libc/arch/amd64/Makefile.inc	(revision 3c80f2ba924af168dfc3e3a650b8f57db0fe8c00)
@@ -27,10 +27,5 @@
 #
 
-## Toolchain configuration
-#
-
-TARGET = amd64-linux-gnu
 CLANG_ARCH = x86_64
-TOOLCHAIN_DIR = $(CROSS_PREFIX)/amd64/bin
 
 ARCH_SOURCES = \
Index: uspace/lib/libc/arch/arm32/Makefile.inc
===================================================================
--- uspace/lib/libc/arch/arm32/Makefile.inc	(revision facebd56444e3295d5e55e8e6f5ebf652c5c4b04)
+++ uspace/lib/libc/arch/arm32/Makefile.inc	(revision 3c80f2ba924af168dfc3e3a650b8f57db0fe8c00)
@@ -28,10 +28,4 @@
 #
 
-## Toolchain configuration
-#
-
-TARGET = arm-linux-gnu
-TOOLCHAIN_DIR = $(CROSS_PREFIX)/arm32/bin
-
 ARCH_SOURCES = \
 	arch/$(UARCH)/src/entry.s \
Index: uspace/lib/libc/arch/ia32/Makefile.inc
===================================================================
--- uspace/lib/libc/arch/ia32/Makefile.inc	(revision facebd56444e3295d5e55e8e6f5ebf652c5c4b04)
+++ uspace/lib/libc/arch/ia32/Makefile.inc	(revision 3c80f2ba924af168dfc3e3a650b8f57db0fe8c00)
@@ -27,10 +27,5 @@
 #
 
-## Toolchain configuration
-#
-
-TARGET = i686-pc-linux-gnu
 CLANG_ARCH = i386
-TOOLCHAIN_DIR = $(CROSS_PREFIX)/ia32/bin
 
 ARCH_SOURCES = \
Index: uspace/lib/libc/arch/ia64/Makefile.inc
===================================================================
--- uspace/lib/libc/arch/ia64/Makefile.inc	(revision facebd56444e3295d5e55e8e6f5ebf652c5c4b04)
+++ uspace/lib/libc/arch/ia64/Makefile.inc	(revision 3c80f2ba924af168dfc3e3a650b8f57db0fe8c00)
@@ -27,10 +27,4 @@
 #
 
-## Toolchain configuration
-#
-
-TARGET = ia64-pc-linux-gnu
-TOOLCHAIN_DIR = $(CROSS_PREFIX)/ia64/bin
-
 ARCH_SOURCES = \
 	arch/$(UARCH)/src/entry.s \
Index: uspace/lib/libc/arch/mips32/Makefile.inc
===================================================================
--- uspace/lib/libc/arch/mips32/Makefile.inc	(revision facebd56444e3295d5e55e8e6f5ebf652c5c4b04)
+++ uspace/lib/libc/arch/mips32/Makefile.inc	(revision 3c80f2ba924af168dfc3e3a650b8f57db0fe8c00)
@@ -27,10 +27,4 @@
 #
 
-## Toolchain configuration
-#
-
-TARGET = mipsel-linux-gnu
-TOOLCHAIN_DIR = $(CROSS_PREFIX)/mips32/bin
-
 ARCH_SOURCES = \
 	arch/$(UARCH)/src/entry.s \
Index: uspace/lib/libc/arch/mips32eb/Makefile.inc
===================================================================
--- uspace/lib/libc/arch/mips32eb/Makefile.inc	(revision facebd56444e3295d5e55e8e6f5ebf652c5c4b04)
+++ uspace/lib/libc/arch/mips32eb/Makefile.inc	(revision 3c80f2ba924af168dfc3e3a650b8f57db0fe8c00)
@@ -27,10 +27,4 @@
 #
 
-## Toolchain configuration
-#
-
-TARGET = mips-linux-gnu
-TOOLCHAIN_DIR = $(CROSS_PREFIX)/mips32eb/bin
-
 ARCH_SOURCES = \
 	arch/$(UARCH)/src/entry.s \
Index: uspace/lib/libc/arch/ppc32/Makefile.inc
===================================================================
--- uspace/lib/libc/arch/ppc32/Makefile.inc	(revision facebd56444e3295d5e55e8e6f5ebf652c5c4b04)
+++ uspace/lib/libc/arch/ppc32/Makefile.inc	(revision 3c80f2ba924af168dfc3e3a650b8f57db0fe8c00)
@@ -27,10 +27,4 @@
 #
 
-## Toolchain configuration
-#
-
-TARGET = ppc-linux-gnu
-TOOLCHAIN_DIR = $(CROSS_PREFIX)/ppc32/bin
-
 ARCH_SOURCES = \
 	arch/$(UARCH)/src/entry.s \
Index: uspace/lib/libc/arch/sparc64/Makefile.inc
===================================================================
--- uspace/lib/libc/arch/sparc64/Makefile.inc	(revision facebd56444e3295d5e55e8e6f5ebf652c5c4b04)
+++ uspace/lib/libc/arch/sparc64/Makefile.inc	(revision 3c80f2ba924af168dfc3e3a650b8f57db0fe8c00)
@@ -27,10 +27,4 @@
 #
 
-## Toolchain configuration
-#
-
-TARGET = sparc64-linux-gnu
-TOOLCHAIN_DIR = $(CROSS_PREFIX)/sparc64/bin
-
 ARCH_SOURCES = \
 	arch/$(UARCH)/src/entry.s \