--- a/common/autoconf/flags.m4	Tue Oct 28 17:14:43 2014 -0400
+++ b/common/autoconf/flags.m4	Thu Oct 30 17:49:45 2014 +0100
@@ -136,8 +136,8 @@
       SYSROOT_CFLAGS="-isysroot \"$SYSROOT\" -iframework\"$SYSROOT/System/Library/Frameworks\""
       SYSROOT_LDFLAGS=$SYSROOT_CFLAGS
     elif test "x$TOOLCHAIN_TYPE" = xgcc; then
-      SYSROOT_CFLAGS="--sysroot=\"$SYSROOT\""
-      SYSROOT_LDFLAGS="--sysroot=\"$SYSROOT\""
+      SYSROOT_CFLAGS="--sysroot=$SYSROOT"
+      SYSROOT_LDFLAGS="--sysroot=$SYSROOT"
     elif test "x$TOOLCHAIN_TYPE" = xclang; then
       SYSROOT_CFLAGS="-isysroot \"$SYSROOT\""
       SYSROOT_LDFLAGS="-isysroot \"$SYSROOT\""