1 files changed, 1 insertions, 1 deletions

diff --git a/mkspecs/qws/qnx4-cc/qmake.conf b/mkspecs/qws/qnx4-cc/qmake.conf
index 1020a3e..ee4a9ec 100644
--- a/mkspecs/qws/qnx4-cc/qmake.conf
+++ b/mkspecs/qws/qnx4-cc/qmake.conf
@@ -13,13 +13,13 @@ QMAKE_LEX		= flex
         QMAKE_LEXFLAGS  =
         QMAKE_YACC      = yacc
         QMAKE_YACCFLAGS         = -d
         QMAKE_CFLAGS    = -WC,-sg $(CFLAGS_EXTRA)
 QMAKE_CFLAGS_WARN_ON    = -w1
 QMAKE_CFLAGS_WARN_OFF   = -w0
-QMAKE_CFLAGS_RELEASE    = -O
+QMAKE_CFLAGS_RELEASE    = $(if $(CFLAGS_RELEASE),$(CFLAGS_RELEASE), -O)
         QMAKE_CFLAGS_DEBUG= -g2d
         QMAKE_CFLAGS_SHLIB= 
         QMAKE_CFLAGS_YACC= 
         QMAKE_CFLAGS_THREAD= -D_REENTRANT -WC,-bm
 
         QMAKE_CXX       = cc