Fix linux64

Author: danoli3

apothecary/toolchains/linux64.toolchain.cmake

@@ -15,21 +15,11 @@ if(NOT DEFINED GCC_VERSION)
     endif()
 endif()
 
-if(NOT DEFINED TOOLCHAIN_ROOT)
-    if(DEFINED ENV{TOOLCHAIN_ROOT})
-        set(TOOLCHAIN_ROOT $ENV{TOOLCHAIN_ROOT})
-    else()
-        set(TOOLCHAIN_ROOT rasbian) # Default value
-        message(WARNING "TOOLCHAIN_ROOT not specified. Defaulting to TOOLCHAIN_ROOT=rasbian")
-    endif()
-endif()
-
 if(NOT DEFINED SYSROOT)
     if(DEFINED ENV{SYSROOT})
         set(SYSROOT $ENV{SYSROOT})
     else()
-        set(SYSROOT raspbian_rootfs) # Default value
-        message(WARNING "SYSROOT not specified. Defaulting to SYSROOT=raspbian_rootfs")
+        set(SYSROOT /) # Default value
     endif()
 endif()