diff --git a/build/autoconf/android.m4 b/build/autoconf/android.m4
index 918b32d431b5..1e4f56e2a1fb 100644
--- a/build/autoconf/android.m4
+++ b/build/autoconf/android.m4
@@ -25,8 +25,6 @@ fi
 
 case "$target" in
 *-android*|*-linuxandroid*)
-    NSPR_CONFIGURE_ARGS="$NSPR_CONFIGURE_ARGS --with-android-version=$android_version"
-
     AC_MSG_CHECKING([for android platform directory])
 
     case "$target_cpu" in
diff --git a/build/autoconf/arch.m4 b/build/autoconf/arch.m4
index cd28afa44f36..77f486ccff1b 100644
--- a/build/autoconf/arch.m4
+++ b/build/autoconf/arch.m4
@@ -249,13 +249,4 @@ AC_SUBST(HAVE_ARM_NEON)
 AC_SUBST(BUILD_ARM_NEON)
 AC_SUBST(ARM_ARCH)
 
-if test -n "$MOZ_ARCH"; then
-  NSPR_CONFIGURE_ARGS="$NSPR_CONFIGURE_ARGS --with-arch=$MOZ_ARCH"
-  NSPR_CONFIGURE_ARGS="$NSPR_CONFIGURE_ARGS --with-thumb=$MOZ_THUMB"
-  NSPR_CONFIGURE_ARGS="$NSPR_CONFIGURE_ARGS --with-thumb-interwork=$MOZ_THUMB_INTERWORK"
-  NSPR_CONFIGURE_ARGS="$NSPR_CONFIGURE_ARGS --with-fpu=$MOZ_FPU"
-  NSPR_CONFIGURE_ARGS="$NSPR_CONFIGURE_ARGS --with-float-abi=$MOZ_FLOAT_ABI"
-  NSPR_CONFIGURE_ARGS="$NSPR_CONFIGURE_ARGS --with-soft-float=$MOZ_SOFT_FLOAT"
-fi
-
 ])