Conda fixes for Windows (#14219)

Author: ilya-lavrenov

samples/cpp/CMakeLists.txt

@@ -100,7 +100,12 @@ endif()
 if(NOT TARGET gflags)
     if(APPLE OR DEFINED ENV{CONDA_PREFIX} OR DEFINED ENV{HOMEBREW_PREFIX})
         # conda-forge and brew contains only shared version of gflags
-        find_package(gflags QUIET COMPONENTS nothreads_shared)
+        if(ENV{CONDA_PREFIX} AND WIN32)
+            # conda-forge windows compiled as gflags
+            find_package(gflags QUIET COMPONENTS shared)
+        else()
+            find_package(gflags QUIET COMPONENTS nothreads_shared)
+        endif()
     else()
         find_package(gflags QUIET COMPONENTS nothreads_static)
     endif()