--- CMakeLists.txt.orig	2026-03-13 10:31:00 UTC
+++ CMakeLists.txt
@@ -177,7 +177,6 @@ INCLUDE_DIRECTORIES(
     deps/cloexec
     deps/brotli/c/include
     deps/golombset
-    deps/hiredis
     deps/libgkc
     deps/libyrmcds
     deps/klib
@@ -189,7 +188,6 @@ INCLUDE_DIRECTORIES(
     deps/picotls/deps/micro-ecc
     deps/picotls/include
     deps/quicly/include
-    deps/yaml/include
     deps/yoml
     ${CMAKE_CURRENT_BINARY_DIR})
 
@@ -260,6 +258,22 @@ ENDIF (PKG_CONFIG_FOUND)
     ENDIF (LIBCAP_FOUND)
 ENDIF (PKG_CONFIG_FOUND)
 
+IF (PKG_CONFIG_FOUND)
+  PKG_CHECK_MODULES(HIREDIS hiredis)
+  IF (HIREDIS_FOUND)
+        INCLUDE_DIRECTORIES(${HIREDIS_INCLUDE_DIRS})
+        LINK_DIRECTORIES(${HIREDIS_LIBRARY_DIRS})
+    ENDIF (HIREDIS_FOUND)
+ENDIF (PKG_CONFIG_FOUND)
+
+IF (PKG_CONFIG_FOUND)
+  PKG_CHECK_MODULES(LIBYAML yaml-0.1)
+  IF (LIBYAML_FOUND)
+        INCLUDE_DIRECTORIES(${LIBYAML_INCLUDE_DIRS})
+        LINK_DIRECTORIES(${LIBYAML_LIBRARY_DIRS})
+    ENDIF (LIBYAML_FOUND)
+ENDIF (PKG_CONFIG_FOUND)
+
 SET(CC_WARNING_FLAGS "-Wall -Wno-unused-value -Wno-unused-function -Wno-nullability-completeness -Wno-expansion-to-defined -Werror=implicit-function-declaration -Werror=incompatible-pointer-types")
 
 IF ("${CMAKE_C_COMPILER_ID}" STREQUAL "GNU")
@@ -272,7 +286,7 @@ ENDIF ()
 ENDIF ()
 
 # setup compile flags
-SET(CMAKE_C_FLAGS "-g3 ${CC_WARNING_FLAGS} ${CMAKE_C_FLAGS} -DH2O_ROOT=\"${CMAKE_INSTALL_PREFIX}\" -DH2O_CONFIG_PATH=\"${CMAKE_INSTALL_FULL_SYSCONFDIR}/h2o.conf\" -DH2O_LOCALSTATEDIR=\"${CMAKE_INSTALL_FULL_LOCALSTATEDIR}\"")
+SET(CMAKE_C_FLAGS "${CC_WARNING_FLAGS} ${CMAKE_C_FLAGS} -DH2O_ROOT=\"${CMAKE_INSTALL_PREFIX}\" -DH2O_CONFIG_PATH=\"${CMAKE_INSTALL_FULL_SYSCONFDIR}/h2o.conf\" -DH2O_LOCALSTATEDIR=\"${CMAKE_INSTALL_FULL_LOCALSTATEDIR}\"")
 IF (WITH_DTRACE)
     SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -DPICOTLS_USE_DTRACE=1 -DQUICLY_USE_DTRACE=1 -DH2O_USE_DTRACE=1")
 ENDIF ()
@@ -342,12 +356,6 @@ SET(LIB_SOURCE_FILES
 
 SET(LIB_SOURCE_FILES
     deps/cloexec/cloexec.c
-    deps/hiredis/async.c
-    deps/hiredis/hiredis.c
-    deps/hiredis/net.c
-    deps/hiredis/read.c
-    deps/hiredis/sds.c
-    deps/hiredis/alloc.c
     deps/libgkc/gkc.c
     deps/libyrmcds/close.c
     deps/libyrmcds/connect.c
@@ -501,7 +509,6 @@ SET(UNIT_TEST_SOURCE_FILES
 
 SET(UNIT_TEST_SOURCE_FILES
     ${LIB_SOURCE_FILES}
-    ${LIBYAML_SOURCE_FILES}
     ${BROTLI_SOURCE_FILES}
     deps/picotest/picotest.c
     t/00unit/test.c
@@ -714,6 +721,10 @@ TARGET_LINK_LIBRARIES(h2o-httpclient libh2o-evloop ${E
     COMPILE_FLAGS "-DH2O_USE_LIBUV=0")
 TARGET_LINK_LIBRARIES(h2o-httpclient libh2o-evloop ${EXTRA_LIBS})
 
+IF (HIREDIS_FOUND)
+   TARGET_LINK_LIBRARIES(h2o-httpclient ${HIREDIS_LIBRARIES})
+ENDIF (HIREDIS_FOUND)
+
 SET_TARGET_PROPERTIES(examples-socket-client-evloop PROPERTIES
     COMPILE_FLAGS "-DH2O_USE_LIBUV=0"
     EXCLUDE_FROM_ALL 1)
@@ -797,6 +808,16 @@ TARGET_LINK_LIBRARIES(h2o ${OPENSSL_LIBRARIES} ${CMAKE
 SET_TARGET_PROPERTIES(h2o PROPERTIES COMPILE_FLAGS "${STANDALONE_COMPILE_FLAGS}")
 TARGET_INCLUDE_DIRECTORIES(h2o PUBLIC ${OPENSSL_INCLUDE_DIR})
 TARGET_LINK_LIBRARIES(h2o ${OPENSSL_LIBRARIES} ${CMAKE_DL_LIBS})
+IF (HIREDIS_FOUND)
+   TARGET_INCLUDE_DIRECTORIES(h2o PUBLIC ${HIREDIS_INCLUDE_DIRS})
+   TARGET_LINK_LIBRARIES(h2o ${HIREDIS_LIBRARIES})
+ENDIF (HIREDIS_FOUND)
+
+IF (LIBYAML_FOUND)
+   TARGET_INCLUDE_DIRECTORIES(h2o PUBLIC ${LIBYXML_INCLUDE_DIRS})
+   TARGET_LINK_LIBRARIES(h2o ${LIBYAML_LIBRARIES})
+ENDIF (LIBYAML_FOUND)
+
 IF (WITH_MRUBY)
     TARGET_INCLUDE_DIRECTORIES(h2o BEFORE PRIVATE ${CMAKE_CURRENT_SOURCE_DIR}/deps/mruby/include ${CMAKE_CURRENT_SOURCE_DIR}/deps/mruby-input-stream/src)
     # note: the paths need to be determined before libmruby.flags.mak is generated
