[vlc-devel] [PATCH] Fix libpng checking on OpenBSD

[Brad Smith]

This fixes the libpng check on OpenBSD. Although the code was passing
libm to ultimately link the library the test itself was not and thus
failing.


diff --git a/configure.ac b/configure.ac
index e4afd39..1b723e3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2741,11 +2741,11 @@ AC_ARG_ENABLE(png,
 if test "${enable_png}" != "no"; then
 AC_CHECK_HEADERS(png.h, [
   VLC_SAVE_FLAGS
-  LDFLAGS="${LDFLAGS} -lz"
+  LDFLAGS="${LDFLAGS} -lz -lm"
   AC_CHECK_LIB(png, png_set_rows, [
     VLC_ADD_LIBS([png],[-lpng -lz -lm])
     VLC_ADD_PLUGIN([png osdmenu osd_parser])],
-    [],[-lz])
+    [],[-lz -lm])
   VLC_RESTORE_FLAGS
   ])
 fi

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