[devel] Bump back to version libpng-1.5.0beta21
diff --git a/libpng.pc.in b/libpng.pc.in
index 6d7bb21..3e7e2c5 100644
--- a/libpng.pc.in
+++ b/libpng.pc.in
@@ -1,10 +1,11 @@
prefix=@prefix@
exec_prefix=@exec_prefix@
libdir=@libdir@
-includedir=@includedir@/libpng15
+includedir=@includedir@/libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@
Name: libpng
Description: Loads and saves PNG files
-Version: 1.5.0beta20
-Libs: -L${libdir} -lpng15
+Version: @PNGLIB_VERSION@
+Libs: -L${libdir} -lpng@PNGLIB_MAJOR@@PNGLIB_MINOR@
+Libs.private: @LIBS@
Cflags: -I${includedir}