Update cheatsheets

linux/ltrace

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+---
+syntax: markdown
+tags: [tldr, linux]
+source: https://github.com/tldr-pages/tldr.git
+---
+# ltrace
+
+> Display dynamic library calls of a process.
+> More information: <https://manned.org/ltrace>.
+
+- Print (trace) library calls of a program binary:
+
+`ltrace ./{{program}}`
+
+- Count library calls. Print a handy summary at the bottom:
+
+`ltrace -c {{path/to/program}}`
+
+- Trace calls to malloc and free, omit those done by libc:
+
+`ltrace -e malloc+free-@libc.so* {{path/to/program}}`
+
+- Write to file instead of terminal:
+
+`ltrace -o {{file}} {{path/to/program}}`