--- a/make/lib/Awt2dLibraries.gmk	Thu May 23 02:36:15 2019 +0200
+++ b/make/lib/Awt2dLibraries.gmk	Wed May 22 21:50:16 2019 -0400
@@ -378,7 +378,6 @@
     OPTIMIZATION := HIGHEST, \
     CFLAGS := $(CFLAGS_JDKLIB) \
         $(LCMS_CFLAGS), \
-    CFLAGS_solaris := -xc99=no_lib, \
     CFLAGS_windows := -DCMS_IS_WINDOWS_, \
     EXTRA_HEADER_DIRS := \
         common/awt/debug \