--- flann-1.9.2/cmake/flann.pc.in_org	2023-05-04 10:17:19.820048147 +0800
+++ flann-1.9.2/cmake/flann.pc.in	2023-05-04 10:17:35.060271401 +0800
@@ -8,6 +8,6 @@
 Description: @PKG_DESC@
 Version: @FLANN_VERSION@
 Requires: @PKG_EXTERNAL_DEPS@
-Libs: -L${libdir} @LZ4_STATIC_LDFLAGS@ -lflann -lflann_cpp
+Libs: -L${libdir} -llz4 -lflann -lflann_cpp
 Cflags: -I${includedir}