Hide internal functions with SunPro. * include/freetype/internal/compiler-macros.h (FT_INTERNAL_FUNCTION_ATTRIBUTE) <__SUNPRO_C>: Define as __hidden.
diff --git a/ChangeLog b/ChangeLog
index 18313c1..e96ec61 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2020-07-28 Alexei Podtelezhnikov <apodtele@gmail.com>
+
+ Hide internal functions with SunPro.
+
+ * include/freetype/internal/compiler-macros.h
+ (FT_INTERNAL_FUNCTION_ATTRIBUTE) <__SUNPRO_C>: Define as __hidden.
+
2020-07-28 Anuj Verma <anujv@iitbhilai.ac.in>
Fix static compilation with Visual C.
diff --git a/include/freetype/internal/compiler-macros.h b/include/freetype/internal/compiler-macros.h
index 8ed3d11..f0002e5 100644
--- a/include/freetype/internal/compiler-macros.h
+++ b/include/freetype/internal/compiler-macros.h
@@ -115,6 +115,11 @@ FT_BEGIN_HEADER
#define FT_INTERNAL_FUNCTION_ATTRIBUTE \
__attribute__(( visibility( "hidden" ) ))
+ /* Sun */
+#elif defined( __SUNPRO_C ) && __SUNPRO_C >= 0x550
+#define FT_INTERNAL_FUNCTION_ATTRIBUTE __hidden
+#endif
+
#else
#define FT_INTERNAL_FUNCTION_ATTRIBUTE /* empty */
#endif