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+# presentation software
+sent - Simple plaintext presentation tool.
+https://tools.suckless.org/sent/
+
+# glibc version
+ldd --version
+
+# glibc source
+git://sourceware.org/git/glibc.git
+
+# compile as shared object
+gcc -fPIC -c strcmp.c -o strcmp.o
+gcc -shared -o strcmp.so strcmp.o