diff --git a/import-layers/yocto-poky/meta/site/arm-linux b/import-layers/yocto-poky/meta/site/arm-linux
index e6b9a72..fb3c81d 100644
--- a/import-layers/yocto-poky/meta/site/arm-linux
+++ b/import-layers/yocto-poky/meta/site/arm-linux
@@ -3,7 +3,6 @@
 ac_cv_sizeof_char=${ac_cv_sizeof_char=1}
 ac_cv_sizeof_wchar_t=${ac_cv_sizeof_wchar_t=1}
 ac_cv_sizeof_unsigned_char=${ac_cv_sizeof_unsigned_char=1}
-ac_cv_sizeof_bool=${ac_cv_sizeof_bool=1}
 ac_cv_sizeof_char_p=${ac_cv_sizeof_int_p=4}
 ac_cv_sizeof_int=${ac_cv_sizeof_int=4}
 ac_cv_sizeof_int_p=${ac_cv_sizeof_int_p=4}
@@ -142,7 +141,6 @@
 clamav_av_func_working_snprintf_long=${clamav_av_func_working_snprintf_long=yes}
 clamav_av_have_in_port_t=${clamav_av_have_in_port_t=yes}
 clamav_av_have_in_addr_t=${clamav_av_have_in_addr_t=yes}
-ac_cv_func_mmap_fixed_mapped=${ac_cv_func_mmap_fixed_mapped=yes}
 
 #dbus
 ac_cv_have_abstract_sockets=${ac_cv_have_abstract_sockets=yes}
diff --git a/import-layers/yocto-poky/meta/site/common b/import-layers/yocto-poky/meta/site/common
index 5ccc14f..ff55232 100644
--- a/import-layers/yocto-poky/meta/site/common
+++ b/import-layers/yocto-poky/meta/site/common
@@ -18,4 +18,4 @@
 # python: deactivate a runtime check for ipv6-support in python >=2.7.1 that fails when cross-compiling
 ac_cv_buggy_getaddrinfo=no
 
-ac_cv_path_SED=sed
+ac_cv_path_SED=${ac_cv_path_SED=sed}
diff --git a/import-layers/yocto-poky/meta/site/common-linux b/import-layers/yocto-poky/meta/site/common-linux
index 2958716..71ec961 100644
--- a/import-layers/yocto-poky/meta/site/common-linux
+++ b/import-layers/yocto-poky/meta/site/common-linux
@@ -48,6 +48,7 @@
 
 # coreutils
 gl_cv_func_fstatat_zero_flag=${gl_cv_func_fstatat_zero_flag=yes}
+gl_cv_have_proc_uptime=${gl_cv_have_proc_uptime=yes}
 
 # mysql
 ac_cv_sys_restartable_syscalls=${ac_cv_sys_restartable_syscalls=yes}
diff --git a/import-layers/yocto-poky/meta/site/common-musl b/import-layers/yocto-poky/meta/site/common-musl
index 26fc103..1b4fc32 100644
--- a/import-layers/yocto-poky/meta/site/common-musl
+++ b/import-layers/yocto-poky/meta/site/common-musl
@@ -12,6 +12,7 @@
 ac_cv_func_posix_getpwuid_r=${ac_cv_func_posix_getpwuid_r=yes}
 ac_cv_func_posix_getgrgid_r=${ac_cv_func_posix_getgrgid_r=yes}
 ac_cv_func_getaddrinfo=${ac_cv_func_getaddrinfo=yes}
+ac_cv_func_mmap_fixed_mapped=${ac_cv_func_mmap_fixed_mapped=yes}
 
 # glib
 glib_cv_strlcpy=${glib_cv_strlcpy=no}
diff --git a/import-layers/yocto-poky/meta/site/ix86-common b/import-layers/yocto-poky/meta/site/ix86-common
index 4fbf58c..c5e354c 100644
--- a/import-layers/yocto-poky/meta/site/ix86-common
+++ b/import-layers/yocto-poky/meta/site/ix86-common
@@ -53,7 +53,6 @@
 clamav_av_func_working_snprintf_long=${clamav_av_func_working_snprintf_long=yes}
 clamav_av_have_in_port_t=${clamav_av_have_in_port_t=yes}
 clamav_av_have_in_addr_t=${clamav_av_have_in_addr_t=yes}
-ac_cv_func_mmap_fixed_mapped=${ac_cv_func_mmap_fixed_mapped=yes}
 
 # cvs
 cvs_cv_func_printf_ptr=${cvs_cv_func_printf_ptr=yes}
diff --git a/import-layers/yocto-poky/meta/site/microblaze-linux b/import-layers/yocto-poky/meta/site/microblaze-linux
new file mode 100644
index 0000000..c6a40c6
--- /dev/null
+++ b/import-layers/yocto-poky/meta/site/microblaze-linux
@@ -0,0 +1,54 @@
+# general
+ac_cv_va_val_copy=${ac_cv_va_val_copy=yes}
+ac_cv_sizeof___int64=${ac_cv_sizeof___int64=0}
+ac_cv_sizeof_char=${ac_cv_sizeof_char=1}
+ac_cv_sizeof_int=${ac_cv_sizeof_int=4}
+ac_cv_sizeof_long=${ac_cv_sizeof_long=4}
+ac_cv_sizeof_long_int=${ac_cv_sizeof_long_int=4}
+ac_cv_sizeof_long_long=${ac_cv_sizeof_long_long=8}
+ac_cv_sizeof_short=${ac_cv_sizeof_short=2}
+ac_cv_sizeof_short_int=${ac_cv_sizeof_short_int=2}
+ac_cv_sizeof_size_t=${ac_cv_sizeof_size_t=4}
+ac_cv_sizeof_ssize_t=${ac_cv_sizeof_size_t=4}
+ac_cv_sizeof_void_p=${ac_cv_sizeof_void_p=4}
+ac_cv_sizeof_float=${ac_cv_sizeof_float=4}
+ac_cv_sizeof_double=${ac_cv_sizeof_double=8}
+ac_cv_sizeof_long_double=${ac_cv_sizeof_long_double=8}
+ac_cv_sizeof_unsigned=${ac_cv_sizeof_unsigned=4}
+ac_cv_sizeof_unsigned_char=${ac_cv_sizeof_unsigned_char=1}
+ac_cv_sizeof_unsigned_short=${ac_cv_sizeof_unsigned_short=2}
+ac_cv_sizeof_unsigned_int=${ac_cv_sizeof_unsigned_int=4}
+ac_cv_sizeof_unsigned_long=${ac_cv_sizeof_unsigned_long=4}
+ac_cv_sizeof_unsigned_long_long=${ac_cv_sizeof_unsigned_long_long=8}
+ac_cv_sizeof_signed_char=${ac_cv_sizeof_signed_char=1}
+ac_cv_uchar=${ac_cv_uchar=no}
+ac_cv_uint=${ac_cv_uint=yes}
+ac_cv_ulong=${ac_cv_ulong=yes}
+ac_cv_ushort=${ac_cv_ushort=yes}
+
+# glib
+glib_cv_stack_grows=${glib_cv_stack_grows=no}
+glib_cv_has__inline=${glib_cv_has__inline=yes}
+glib_cv_has__inline__=${glib_cv_has__inline__=yes}
+glib_cv_hasinline=${glib_cv_hasinline=yes}
+glib_cv_sane_realloc=${glib_cv_sane_realloc=yes}
+glib_cv_uscore=${glib_cv_uscore=no}
+glib_cv_va_copy=${glib_cv_va_copy=yes}
+glib_cv_va_val_copy=${glib_cv_va_val_copy=yes}
+glib_cv___va_copy=${glib_cv___va_copy=yes}
+
+# glib-2.0
+glib_cv_long_long_format=${glib_cv_long_long_format=ll}
+ac_cv_alignof_guint32=4
+ac_cv_alignof_guint64=8
+ac_cv_alignof_unsigned_long=4
+glib_cv_sizeof_gmutex=${glib_cv_sizeof_gmutex=24}
+glib_cv_sizeof_intmax_t=${glib_cv_sizeof_intmax_t=8}
+glib_cv_sizeof_ptrdiff_t=${glib_cv_sizeof_ptrdiff_t=4}
+glib_cv_sizeof_size_t=${glib_cv_sizeof_size_t=4}
+glib_cv_sizeof_system_thread=${glib_cv_sizeof_system_thread=4}
+glib_cv_sys_use_pid_niceness_surrogate=${glib_cv_sys_use_pid_niceness_surrogate=yes}
+
+# startup-notification
+lf_cv_sane_realloc=yes
+
diff --git a/import-layers/yocto-poky/meta/site/nios2-linux b/import-layers/yocto-poky/meta/site/nios2-linux
index 5bae748..67a3fc8 100644
--- a/import-layers/yocto-poky/meta/site/nios2-linux
+++ b/import-layers/yocto-poky/meta/site/nios2-linux
@@ -232,7 +232,6 @@
 ac_cv_sizeof_char=${ac_cv_sizeof_char=1}
 ac_cv_sizeof_wchar_t=${ac_cv_sizeof_wchar_t=1}
 ac_cv_sizeof_unsigned_char=${ac_cv_sizeof_unsigned_char=1}
-ac_cv_sizeof_bool=${ac_cv_sizeof_bool=1}
 ac_cv_sizeof_char_p=${ac_cv_sizeof_int_p=4}
 ac_cv_sizeof_int=${ac_cv_sizeof_int=4}
 ac_cv_sizeof_int_p=${ac_cv_sizeof_int_p=4}
@@ -372,7 +371,6 @@
 clamav_av_func_working_snprintf_long=${clamav_av_func_working_snprintf_long=yes}
 clamav_av_have_in_port_t=${clamav_av_have_in_port_t=yes}
 clamav_av_have_in_addr_t=${clamav_av_have_in_addr_t=yes}
-ac_cv_func_mmap_fixed_mapped=${ac_cv_func_mmap_fixed_mapped=yes}
 
 #dbus
 ac_cv_have_abstract_sockets=${ac_cv_have_abstract_sockets=yes}
diff --git a/import-layers/yocto-poky/meta/site/powerpc32-linux b/import-layers/yocto-poky/meta/site/powerpc32-linux
index 06d961f..f37e915 100644
--- a/import-layers/yocto-poky/meta/site/powerpc32-linux
+++ b/import-layers/yocto-poky/meta/site/powerpc32-linux
@@ -1,6 +1,5 @@
 ac_cv_func_setvbuf_reversed=no
 ac_cv_sizeof___int64=${ac_cv_sizeof___int64=0}
-ac_cv_sizeof_bool=${ac_cv_sizeof_bool=1}
 ac_cv_sizeof_char=${ac_cv_sizeof_char=1}
 ac_cv_sizeof_char_p=${ac_cv_sizeof_char_p=4}
 ac_cv_sizeof_double=${ac_cv_sizeof_double=8}
diff --git a/import-layers/yocto-poky/meta/site/riscv32-linux b/import-layers/yocto-poky/meta/site/riscv32-linux
new file mode 100644
index 0000000..97de628
--- /dev/null
+++ b/import-layers/yocto-poky/meta/site/riscv32-linux
@@ -0,0 +1,11 @@
+# general
+ac_cv_alignof_guint32=4
+ac_cv_alignof_guint64=8
+ac_cv_alignof_unsigned_long=4
+
+# glib-2.0
+glib_cv_stack_grows=${glib_cv_stack_grows=no}
+glib_cv_uscore=${glib_cv_uscore=no}
+
+# startup-notification
+lf_cv_sane_realloc=${lf_cv_sane_realloc=yes}
diff --git a/import-layers/yocto-poky/meta/site/riscv64-linux b/import-layers/yocto-poky/meta/site/riscv64-linux
new file mode 100644
index 0000000..38bc5f0
--- /dev/null
+++ b/import-layers/yocto-poky/meta/site/riscv64-linux
@@ -0,0 +1,11 @@
+# general
+ac_cv_alignof_guint32=4
+ac_cv_alignof_guint64=8
+ac_cv_alignof_unsigned_long=8
+
+# glib-2.0
+glib_cv_stack_grows=${glib_cv_stack_grows=no}
+glib_cv_uscore=${glib_cv_uscore=no}
+
+# startup-notification
+lf_cv_sane_realloc=${lf_cv_sane_realloc=yes}
diff --git a/import-layers/yocto-poky/meta/site/sh-common b/import-layers/yocto-poky/meta/site/sh-common
index fc4d6ad..97c9693 100644
--- a/import-layers/yocto-poky/meta/site/sh-common
+++ b/import-layers/yocto-poky/meta/site/sh-common
@@ -227,7 +227,6 @@
 clamav_av_func_working_snprintf_long=${clamav_av_func_working_snprintf_long=yes}
 clamav_av_have_in_port_t=${clamav_av_have_in_port_t=yes}
 clamav_av_have_in_addr_t=${clamav_av_have_in_addr_t=yes}
-ac_cv_func_mmap_fixed_mapped=${ac_cv_func_mmap_fixed_mapped=yes}
 
 # libnet 
 ac_cv_lbl_unaligned_fail=${ac_cv_lbl_unaligned_fail=no}