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Improve the detection of no hidden visibility attribute.

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This commit is contained in:
Mark Adler
2012-02-19 23:31:55 -08:00
parent e6d2a8471b
commit 3f4339b61b
3 changed files with 16 additions and 6 deletions
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3
gzguts.h
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@@ -12,8 +12,7 @@
# endif
#endif
#define GCC_VER ((__GNUC__-0) * 100 + __GNUC_MINOR__-0)
#if ((GCC_VER >= 303 && !defined(__APPLE__)) || GCC_VER >= 400) && !defined(NO_VIZ)
#if ((__GNUC__-0) * 100 + __GNUC_MINOR__-0) >= 303 && !defined(NO_VIZ)
# define ZLIB_INTERNAL __attribute__((visibility ("hidden")))
#else
# define ZLIB_INTERNAL