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conan install librdkafka/1.6.1@ --build=librdkafka --profile=C:\J\w\BuildSingleReference@3/12880/d23c8e82-650c-499b-b1fb-3c1a36d69045/profile.txt
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Configuration:
[settings]
arch=x86_64
arch_build=x86_64
build_type=Release
compiler=Visual Studio
compiler.runtime=MD
compiler.version=16
os=Windows
os_build=Windows
[options]
librdkafka:shared=False
[build_requires]
[env]

librdkafka/1.6.1: Forced build from source
Installing package: librdkafka/1.6.1
Requirements
    librdkafka/1.6.1 from local cache - Cache
    lz4/1.9.3 from 'conan-center' - Cache
Packages
    librdkafka/1.6.1:fcab4e6bf79f62fea308967c4eee2dca5cf7b045 - Build
    lz4/1.9.3:3fb49604f9c2f729b85ba3115852006824e72cab - Cache

Installing (downloading, building) binaries...
lz4/1.9.3: Already installed!
[HOOK - conan-center.py] post_package_info(): [CMAKE FILE NOT IN BUILD FOLDERS (KB-H019)] OK
[HOOK - conan-center.py] post_package_info(): [LIBRARY DOES NOT EXIST (KB-H054)] OK
librdkafka/1.6.1: Copying sources to build folder
librdkafka/1.6.1: Building your package in C:\J\w\BuildSingleReference@3\.conan\data\librdkafka\1.6.1\_\_\build\fcab4e6bf79f62fea308967c4eee2dca5cf7b045
librdkafka/1.6.1: Generator pkg_config created liblz4.pc
librdkafka/1.6.1: Generator cmake_find_package created Findlz4.cmake
librdkafka/1.6.1: Generator cmake created conanbuildinfo.cmake
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] 'fPIC' option not found
[HOOK - conan-center.py] pre_build(): [FPIC MANAGEMENT (KB-H007)] OK
librdkafka/1.6.1: Calling build()
patches/0002-Change-library-targets-and-result-variables-1-6-0.patch: source file is different - b'src/CMakeLists.txt'
librdkafka/1.6.1: 
librdkafka/1.6.1: WARN: Build folder is dirty, removing it: C:\J\w\BuildSingleReference@3\.conan\data\librdkafka\1.6.1\_\_\build\fcab4e6bf79f62fea308967c4eee2dca5cf7b045
WARN: patches/0002-Change-library-targets-and-result-variables-1-6-0.patch: file 1/1:	 b'src/CMakeLists.txt'
WARN: patches/0002-Change-library-targets-and-result-variables-1-6-0.patch:  hunk no.2 doesn't match source file at line 251
WARN: patches/0002-Change-library-targets-and-result-variables-1-6-0.patch:   expected: b'if(WITH_LZ4_EXT)'
WARN: patches/0002-Change-library-targets-and-result-variables-1-6-0.patch:   actual  : b'if(WITH_LIBDL)'
librdkafka/1.6.1: ERROR: Package 'fcab4e6bf79f62fea308967c4eee2dca5cf7b045' build failed
librdkafka/1.6.1: WARN: Build folder C:\J\w\BuildSingleReference@3\.conan\data\librdkafka\1.6.1\_\_\build\fcab4e6bf79f62fea308967c4eee2dca5cf7b045
ERROR: librdkafka/1.6.1: Error in build() method, line 101
	self._patch_sources()
while calling '_patch_sources', line 78
	tools.patch(**patch)
	ConanException: Failed to apply patch: patches/0002-Change-library-targets-and-result-variables-1-6-0.patch