libc.7: Use absolute dates in discussion of libc vs glibc

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

1 files changed, 3 insertions, 2 deletions

diff --git a/man7/libc.7 b/man7/libc.7
index 2bdf9eeea..56d1629e5 100644
--- a/man7/libc.7
+++ b/man7/libc.7
@@ -69,10 +69,11 @@ Linux libc released major versions 2, 3, 4, and 5
 For a while,
 Linux libc was the standard C library in many Linux distributions.
 However, notwithstanding the original motivations of the Linux libc effort,
-by the time glibc 2.0 was released, it was clearly superior to Linux libc,
+by the time glibc 2.0 was released (in 1997),
+it was clearly superior to Linux libc,
 and all major Linux distributions that had been using Linux libc
 soon switched back to glibc.
-(Since this switch occurred over a decade ago,
+(Since this switch occurred long ago,
 .I man-pages
 no longer takes care to document Linux libc details.
 Nevertheless, the history is visible in vestiges of information