diff --git a/.github/workflows/solaris.yml b/.github/workflows/solaris.yml
index f24a86c..0061127 100644
--- a/.github/workflows/solaris.yml
+++ b/.github/workflows/solaris.yml
@@ -19,6 +19,7 @@ jobs:
       GH_REPO: sbcl_bin
       SBCL_OPTIONS: ${{ matrix.sbcloptions }}
       GITHUB_OAUTH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      SBCL_PATCH: ${{ matrix.sbclpatch }}
 
     strategy:
       fail-fast: false
@@ -26,6 +27,7 @@ jobs:
         suffix: ['']
         target: ['x86-64', 'x86']
         sbcloptions: ['--without-sb-thread --with-sb-core-compression --with-sb-xref-for-internals --with-sb-after-xc-core', '--fancy']
+        sbclpatch: ['20240923_omnios','']
         include:
           # default lisp used is sbcl-bin/2.4.8
           - lisp: 'sbcl-bin/2.4.8'
diff --git a/Makefile b/Makefile
index a44c478..8fd7aba 100644
--- a/Makefile
+++ b/Makefile
@@ -12,6 +12,7 @@ ARCH ?= $(shell ros build.ros uname)
 SUFFIX ?=
 TARGETS ?=$(ARCH)
 SBCL_OPTIONS ?=--fancy
+SBCL_PATCH ?= 
 LISP_IMPL ?= ros -L sbcl-bin without-roswell=t --no-rc run
 
 DOCKER_REPO ?= docker.pkg.github.com/roswell/sbcl_bin
@@ -63,6 +64,9 @@ show:
 	cc -print-search-dirs || true
 sbcl:
 	git clone --depth 5 https://github.com/sbcl/sbcl --branch=$(BRANCH)
+	@if [ -n "$(SBCL_PATCH)" ]; then\
+		SBCL_PATCH="$(SBCL_PATCH)" $(MAKE) patch-sbcl; \
+	fi
 zstd:
 	git clone --depth 5 https://github.com/facebook/zstd --branch=$(ZSTD_BRANCH)
 
@@ -133,3 +137,7 @@ precompile-freebsd:
 
 postcompile-freebsd:
 	mv /tmp/libzstd.so* /usr/local/lib
+
+patch-sbcl:
+	@# space spearated designation SBCL_PATCH="20240923_omnios 20240918_netbsdarm64-core-compression"
+	ARR=($(SBCL_PATCH)); for S in "$${ARR[@]}"; do bash -c "cd sbcl;git apply ../tools-for-build/patch/$$S"; done
diff --git a/tools-for-build/patch/20240923_omnios b/tools-for-build/patch/20240923_omnios
new file mode 100644
index 0000000..1816388
--- /dev/null
+++ b/tools-for-build/patch/20240923_omnios
@@ -0,0 +1,25 @@
+diff --git a/src/runtime/Config.x86-64-sunos b/src/runtime/Config.x86-64-sunos
+index 9a8b621..091a2f3 100644
+--- a/src/runtime/Config.x86-64-sunos
++++ b/src/runtime/Config.x86-64-sunos
+@@ -1,5 +1,5 @@
+ CC=gcc
+-CFLAGS += -m64 -g -Wall -std=gnu89 -D__EXTENSIONS__ -DSVR4 -D_REENTRANT -fno-omit-frame-pointer
++CFLAGS += -m64 -g -Wall -std=gnu89 -D__EXTENSIONS__ -DSVR4 -D_REENTRANT -fno-omit-frame-pointer -D_POSIX_PTHREAD_SEMANTICS
+ LINKFLAGS = -m64 -g
+ ASFLAGS = -m64 -Wall
+ GREP = ggrep
+diff --git a/src/runtime/Config.x86-sunos b/src/runtime/Config.x86-sunos
+index b83c948..10635d1 100644
+--- a/src/runtime/Config.x86-sunos
++++ b/src/runtime/Config.x86-sunos
+@@ -10,7 +10,8 @@
+ # files for more information.
+ 
+ CC=gcc
+-CFLAGS += -g -O2 -Wall -D__EXTENSIONS__ -DSVR4 -D_REENTRANT -fno-omit-frame-pointer
++CFLAGS += -g -O2 -Wall -D__EXTENSIONS__ -DSVR4 -D_REENTRANT -fno-omit-frame-pointer -D_POSIX_PTHREAD_SEMANTICS -m32
++LINKFLAGS += -m32
+ GREP = ggrep
+ 
+ ASSEM_SRC = x86-assem.S
diff --git a/patch/darwin-1.3.15-16 b/tools-for-build/patch/darwin-1.3.15-16
similarity index 100%
rename from patch/darwin-1.3.15-16
rename to tools-for-build/patch/darwin-1.3.15-16
diff --git a/patch/win32-posixwait b/tools-for-build/patch/win32-posixwait
similarity index 100%
rename from patch/win32-posixwait
rename to tools-for-build/patch/win32-posixwait