X-Git-Url: https://git.tcpdump.org/tcpdump/blobdiff_plain/f57a25811d58a7fea5b3c296e010c82f258bd336..refs/heads/mcr-macro-update-1:/cmake/Modules/FindPCAP.cmake

diff --git a/cmake/Modules/FindPCAP.cmake b/cmake/Modules/FindPCAP.cmake
index 35b9244f..64d0901d 100644
--- a/cmake/Modules/FindPCAP.cmake
+++ b/cmake/Modules/FindPCAP.cmake
@@ -1,6 +1,12 @@
 #
 # Try to find libpcap.
 #
+# To tell this module where to look, a user may set the environment variable
+# PCAP_ROOT to point cmake to the *root* of a directory with include and
+# lib subdirectories for pcap.dll (e.g WpdPack or npcap-sdk).
+# Alternatively, PCAP_ROOT may also be set from cmake command line or GUI
+# (e.g cmake -DPCAP_ROOT=C:\path\to\pcap [...])
+#
 
 if(WIN32)
   #
@@ -135,7 +141,7 @@ else(WIN32)
           endif()
         endif()
       endforeach()
-        
+
       #
       # Now, get the library directories and libraries for dynamic linking.
       #