diff --git a/mozilla/configure.in b/mozilla/configure.in
index 0b7cf8778ef..a1b5d188b8c 100644
--- a/mozilla/configure.in
+++ b/mozilla/configure.in
@@ -297,6 +297,8 @@ case "$target" in
     ;;
 
 *-*-sunos*) 
+    AS='$(CC)'
+    ASFLAGS='$(CFLAGS)'
     DSO_LDOPTS=''
     MKSHLIB='$(LD) $(DSO_LDOPTS)'
     MKCSHLIB='$(LD) $(DSO_LDOPTS)'