Copy from devin.com/lookbusy

configure.ac

@@ -0,0 +1,39 @@
+#                                               -*- Autoconf -*-
+# Process this file with autoconf to produce a configure script.
+
+AC_PREREQ(2.59)
+AC_INIT(lookbusy, 1.4, lookbusy@devin.com)
+AC_CONFIG_SRCDIR([lb.c])
+AM_CONFIG_HEADER(config.h)
+AM_INIT_AUTOMAKE([-Wall -Werror])
+
+# Checks for programs.
+AC_PROG_CC
+
+# Checks for libraries.
+
+# Checks for header files.
+AC_HEADER_STDC
+AC_HEADER_SYS_WAIT
+AC_CHECK_HEADERS([fcntl.h stdint.h stdlib.h string.h sys/time.h unistd.h])
+
+# Checks for typedefs, structures, and compiler characteristics.
+AC_C_CONST
+AC_TYPE_OFF_T
+AC_TYPE_PID_T
+AC_TYPE_SIZE_T
+AC_HEADER_TIME
+
+# Checks for library functions.
+AC_FUNC_FORK
+AC_FUNC_MALLOC
+AC_FUNC_REALLOC
+AC_TYPE_SIGNAL
+AC_FUNC_STAT
+AC_FUNC_VPRINTF
+AC_CHECK_FUNCS([sysconf gettimeofday memmove regcomp strdup strerror strcasecmp strtol strtoll tzset])
+AC_CHECK_LIB([m], [cos])
+
+AC_SYS_LARGEFILE
+AC_CONFIG_FILES([Makefile])
+AC_OUTPUT