File 010-openapv-fix-pkgconfig.patch of Package failed_openapv

--- a/pkgconfig/oapv.pc.in
+++ b/pkgconfig/oapv.pc.in
@@ -10,6 +10,6 @@ Description: Advanced Professional Video
 Version: @PROJECT_VERSION_MAJOR@.@PROJECT_VERSION_MINOR@.@PROJECT_VERSION_PATCH@
 
 Requires:
-Libs: -L${libdir} -loapv
+Libs: -L${libdir} -loapv -lm
 
 Cflags: -I${includedir}