diff --git a/TSRM/TSRM.h b/TSRM/TSRM.h
index 3c88ac3edb332..e81ad832bb8ce 100644
--- a/TSRM/TSRM.h
+++ b/TSRM/TSRM.h
@@ -52,9 +52,6 @@ typedef uintptr_t tsrm_uintptr_t;
 # include <pthread.h>
 #elif defined(TSRM_ST)
 # include <st.h>
-#elif defined(BETHREADS)
-#include <kernel/OS.h>
-#include <TLS.h>
 #endif
 
 #if SIZEOF_SIZE_T == 4
diff --git a/configure.ac b/configure.ac
index b1c8eefe601c8..2bcc31ddd2cf1 100644
--- a/configure.ac
+++ b/configure.ac
@@ -282,10 +282,6 @@ case $host_alias in
     fi
     php_multiple_shlib_versions_ok=yes
     ;;
-  *beos*)
-    beos_threads=1
-    LIBS="$LIBS -lbe -lroot"
-    ;;
   *mips*)
     CPPFLAGS="$CPPFLAGS -D_XPG_IV"
     ;;