Fix loading geos_c library on Linux.
```
FileNotFoundError: [Errno 2] No such file or directory: b'liblibgeos_c.a'
```
@@ -96,7 +96,7 @@ if sys.platform.startswith('linux'):
'libgeos_c.so.1',
'libgeos_c.so',
]
- _lgeos = load_dll('libgeos_c', fallbacks=alt_paths)
+ _lgeos = load_dll('geos_c', fallbacks=alt_paths)
# ctypes.CDLL(None) internally calls dlopen(NULL), and as the dlopen
# manpage says, "If filename is NULL, then the returned handle is for the
