diff -Naur snowball-3.0.1.orig/GNUmakefile snowball-3.0.1/GNUmakefile
--- snowball-3.0.1.orig/GNUmakefile	2025-05-09 17:47:10.764709294 +0200
+++ snowball-3.0.1/GNUmakefile	2025-05-09 17:49:08.506898931 +0200
@@ -8,6 +8,8 @@
 EXEEXT = .exe
 endif
 
+MAJOR_VERSION := $(shell echo $(SNOWBALL_VERSION) | cut -d. -f1)
+
 c_src_dir = src_c
 
 JAVACFLAGS ?=
@@ -190,12 +192,13 @@
 JAVA_CLASSES = $(JAVA_SOURCES:.java=.class)
 JAVA_RUNTIME_CLASSES=$(JAVARUNTIME_SOURCES:.java=.class)
 
-CFLAGS=-g -O2 -W -Wall -Wmissing-prototypes -Wmissing-declarations -Wshadow $(WERROR)
+CFLAGS=-fPIC -O2 -W -Wall -Wmissing-prototypes -Wmissing-declarations -Wshadow $(WERROR)
+
 CPPFLAGS=
 
 INCLUDES=-Iinclude
 
-all: snowball$(EXEEXT) libstemmer.a stemwords$(EXEEXT) $(C_OTHER_SOURCES) $(C_OTHER_HEADERS) $(C_OTHER_OBJECTS)
+all: snowball$(EXEEXT) libstemmer.a libstemmer.so stemwords$(EXEEXT) $(C_OTHER_SOURCES) $(C_OTHER_HEADERS) $(C_OTHER_OBJECTS)
 
 algorithms.mk: libstemmer/mkalgorithms.pl libstemmer/modules.txt
 	libstemmer/mkalgorithms.pl algorithms.mk libstemmer/modules.txt
@@ -257,6 +260,11 @@
 libstemmer.a: libstemmer/libstemmer.o $(RUNTIME_OBJECTS) $(C_LIB_OBJECTS)
 	$(AR) -cru $@ $^
 
+libstemmer.so: libstemmer/libstemmer.o $(RUNTIME_OBJECTS) $(C_LIB_OBJECTS)
+	$(CC) $(CFLAGS) -shared $(LDFLAGS) -Wl,-soname,$@.$(MAJOR_VERSION),-version-script,libstemmer/symbol.map -o $@.$(SNOWBALL_VERSION) $^
+	ln -s $@.$(SNOWBALL_VERSION) $@.$(MAJOR_VERSION)
+	ln -s $@.$(SNOWBALL_VERSION) $@
+
 examples/%.o: examples/%.c
 	$(CC) $(CFLAGS) $(INCLUDES) $(CPPFLAGS) -c -o $@ $<
 
diff -Naur snowball-3.0.1.orig/libstemmer/symbol.map snowball-3.0.1/libstemmer/symbol.map
--- snowball-3.0.1.orig/libstemmer/symbol.map	1970-01-01 01:00:00.000000000 +0100
+++ snowball-3.0.1/libstemmer/symbol.map	2025-05-09 17:49:26.114628592 +0200
@@ -0,0 +1,6 @@
+SB_STEMMER_0 {
+    global:
+        sb_stemmer_*;
+    local:
+        *;
+};